1 2010-05-05 Jan Hubicka <jh@suse.cz>
3 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
6 2010-05-05 Jan Hubicka <jh@suse.cz>
8 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
11 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
16 * gengtype.h (erro_at_line): Constify pos argument.
18 * gengtype.c: Include hashtab.h.
19 (enum gc_used): Document GC_MAYBE_POINTED_TO.
20 (error_at_line): Constify pos argument.
21 (do_typedef): Initialize p->opt field.
22 (get_file_gtfilename): Fix comment typo.
23 (struct walk_type_data): Constify line field.
24 (get_output_file_for_structure): New function.
25 (write_local_func_for_structure): Constify orig_s argument.
26 Use get_output_file_for_structure.
27 (write_func_for_structure): Use get_output_file_for_structure.
29 (dump_pair, dump_type, dump_type_list, dump_typekind)
30 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
31 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
33 (seen_types): New variable.
34 (main): New variable do_dump. Process "-d" command line option.
35 Call dump_everything if dump requested.
37 2010-05-05 Jakub Jelinek <jakub@redhat.com>
39 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
40 in a temporary instead of invoking the macro multiple times.
41 (track_expr_p): Likewise.
43 2010-05-04 Neil Vachharajani <nvachhar@google.com>
45 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
47 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
48 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
49 conditions for printing notes.
50 * common.opt (-Wcoverage-mismatch): Allow negative, default to
51 true, update documentation.
52 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
54 2010-05-04 Jakub Jelinek <jakub@redhat.com>
57 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
60 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
63 * config/i386/i386.md (sse_prologue_save): Add clobber CC
65 (*sse_prologue_save_insn1): Likewise.
66 (SSE prologue save splitter): Likewise.
68 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
70 * tree.c (free_lang_data_in_one_sizepos): New inline function.
71 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
72 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
73 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
74 all decls. Call it on DECL_FIELD_OFFSET of fields.
75 (find_decls_types_r): Follow DECL_VALUE_EXPR.
76 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
78 2010-05-04 Martin Jambor <mjambor@suse.cz>
80 * tree-sra.c (build_access_from_expr_1): The first parameter type
81 changed to simple tree.
82 (build_access_from_expr): Likewise, gsi parameter was eliminated.
83 (scan_assign_result): Renamed to assignment_mod_result, enum elements
85 (build_accesses_from_assign): Removed all parameters except for a
86 simple gimple statement. Now returns a simple bool.
87 (scan_function): All non-analysis parts moved to separate functions
88 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
89 parameters and updated both callers.
90 (sra_modify_expr): Removed parameter data.
91 (sra_modify_function_body): New function.
92 (perform_intra_sra): Call sra_modify_function_body to modify the
94 (replace_removed_params_ssa_names): Parameter data changed into
96 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
97 changed the parameter dont_convert to convert with the opposite
99 (sra_ipa_modify_assign): Parameter data changed into adjustments
100 vector, return value changed to bool.
101 (ipa_sra_modify_function_body): New function.
102 (sra_ipa_reset_debug_stmts): Updated a comment.
103 (modify_function): Use ipa_sra_modify_function_body to modify function
106 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
109 * alias.c (true_dependence): Handle the same VALUE in x and mem.
110 (canon_true_dependence): Likewise.
111 (write_dependence_p): Likewise.
113 2010-05-04 Jan Hubicka <jh@suse.cz>
115 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
116 * cgraphbuild.c: Include ipa-utils.h
117 (record_reference_ctx): New struct.
118 (record_reference): Simplify to work on initializers; not statements.
119 (mark_address, mark_load, mark_store): New.
120 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
122 (record_references_in_initializer): Update use of record_reference.
123 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
126 2010-05-04 Jan Hubicka <jh@suse.cz>
128 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
129 node will be removed anyway.
130 (lto_varpool_replace_node): Allow also unanalyzed nodes;
131 relink aliases of node into prevailing node.
132 * varpool.c (varpool_remove_node): Remove aliases properly;
133 when removing node, remove all its aliases too; remove DECL_INITIAL
134 of removed node; ggc_free the varpool node.
136 2010-05-04 Richard Guenther <rguenther@suse.de>
138 PR tree-optimization/43879
139 * tree-ssa-structalias.c (alias_get_name): Use
140 DECL_ASSEMBLER_NAME if available.
141 (create_function_info_for): Return the varinfo node.
142 (ipa_pta_execute): Associate same-body aliases and extra names
143 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
145 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
147 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
150 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
153 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
154 only if HONOR_REG_ALLOC_ORDER is not defined.
156 2010-05-04 Richard Guenther <rguenther@suse.de>
158 PR tree-optimization/43949
159 * tree-vrp.c (extract_range_from_binary_expr): Only handle
162 2010-04-26 Jason Merrill <jason@redhat.com>
164 * c.opt (-fstrict-enums): New.
165 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
167 2010-05-03 David Ung <davidu@mips.com>
168 James E. Wilson <wilson@codesourcery.com>
170 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
171 emit the trap instruction before the divide for TUNE_74K.
173 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
175 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
176 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
177 based on the above, for new target hook.
179 * hooks.c (hook_bool_mode_true): New generic hook.
180 * hooks.h (hook_bool_mode_true): Add prototype.
182 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
184 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
185 target hook, set to hook_bool_mode_false.
186 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
187 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
188 with targetm.small_register_classes_for_mode_p.
189 (find_reusable_reload): Likewise.
190 (combine_reloads): Likewise.
191 * reload1.c (reload_as_needed): Likewise.
192 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
193 * ifcvt.c (noce_process_if_block, check_cond_move_block,
194 dead_or_predicable): Likewise.
195 * regmove.c (optimize_reg_copy_1): Likewise.
196 * calls.c (prepare_call_address): Likewise.
197 (precompute_register_parameters): Likewise.
199 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
201 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
202 implementation of the hook that considers all register classes
203 small except for SH64.
204 (sh_override_options): Use the new hook.
205 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
208 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
210 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
211 implementation of the hook that considers all register classes
213 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
216 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
218 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
219 implementation of the hook that considers all register classes
221 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
224 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
226 * config/m32c/m32c.h: Likewise.
227 * config/pdp11/pdp11.h: Likewise.
228 * config/avr/avr.h: Likewise.
229 * config/xtensa/xtensa.h: Likewise.
230 * config/m68hc11/m68hc11.h: Likewise.
231 * config/mn10300/mn10300.h: Likewise.
232 * config/mcore/mcore.h: Likewise.
233 * config/h8300/h8300.h: Likewise.
234 * config/bfin/bfin.h: Likewise.
236 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
237 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
239 2010-05-03 Anatoly Sokolov <aesok@post.ru>
241 * double-int.h (tree_to_double_int): Remove macro.
242 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
243 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
244 (tree_to_double_int): New function.
245 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
247 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
249 2010-05-03 Richard Guenther <rguenther@suse.de>
251 PR tree-optimization/43971
252 * tree-ssa-structalias.c (get_constraint_for_1): Fix
253 constraints in the !flag_delete_null_pointer_checks case.
255 2010-05-03 Jakub Jelinek <jakub@redhat.com>
258 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
259 result mode matches original rtl mode.
261 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
264 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
266 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
268 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
269 when processing flag options.
271 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
273 * gcov-iov.c (main): Change format string placeholder
274 from %#08x to 0x%08x.
275 * genchecksum.c (dosum): Change format string placeholder
276 from %#02x to 0x%02x.
278 2010-05-02 Richard Guenther <rguenther@suse.de>
280 PR tree-optimization/43879
281 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
283 2010-05-02 Bruno Haible <bruno@clisp.org>
285 * doc/extend.texi (Function Attributes): Fix a typo.
287 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
290 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
291 placeholder from 0x%x to %#x.
292 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
293 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
294 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
295 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
296 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
297 * config/i386/i386.c (ix86_target_string): Ditto.
298 * config/i386/i386.c (output_pic_addr_const): Ditto.
299 (print_operand): Ditto.
301 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
303 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
304 placeholder from 0x%x to %#x.
305 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
306 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
307 (ASM_OUTPUT_DEBUG_DATA): Ditto.
308 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
309 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
310 * optc-gen.awk: Ditto.
311 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
312 (HOST_WIDE_INT_PRINT_HEX): Ditto.
313 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
314 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
316 2010-05-01 Anatoly Sokolov <aesok@post.ru>
318 * target.h (struct calls): Add function_value_regno_p field.
319 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
320 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
321 * targhooks.c (default_function_value_regno_p): New function.
322 * targhooks.h (default_function_value_regno_p): Declare function.
323 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
324 * builtins.c. (apply_result_size): (Ditto.).
325 * combine.c. (likely_spilled_retval_p): (Ditto.).
326 * mode-switching.c. Include 'target.h'.
327 (create_pre_exit): Use function_value_regno_p hook.
328 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
329 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
330 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
332 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
333 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
334 (ix86_function_value_regno_p): Declare as static, change argument
335 type to const unsigned int.
336 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
338 2010-05-01 Richard Guenther <rguenther@suse.de>
340 PR tree-optimization/43949
341 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
343 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
345 2010-05-01 Anatoly Sokolov <aesok@post.ru>
347 * rtl.h (CONST_DOUBLE_P): Define.
348 (rtx_to_double_int): Declare.
349 * emit-rtl.c (rtx_to_double_int): New function.
350 * dwarf2out.c (insert_double): New function.
351 (loc_descriptor, add_const_value_attribute): Clean up, use
352 rtx_to_double_int and insert_double functions.
354 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
356 * doc/extend.texi (Inline): Add missing return keyword to examples.
357 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
360 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
362 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
363 the variable part of the offset as well. Use highest_pow2_factor for
364 all alignment checks.
366 2010-04-30 Richard Guenther <rguenther@suse.de>
368 PR tree-optimization/43879
369 * tree-ssa-structalias.c (type_could_have_pointers): Functions
372 2010-04-30 Jan Hubicka <jh@suse.cz>
374 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
376 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
378 2010-04-30 Jan Hubicka <jh@suse.cz>
380 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
382 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
383 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
384 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
385 cgraph_node_set_needs_ltrans_p): Remove.
387 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
389 * sdbout.c: Include vec.h, do not include varray.h.
390 (deferred_global_decls, sdbout_global_decl,
391 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
392 * toplev.c: Do not include varray.h.
393 (dump_memory_report): Do not dump VARRAY statistics.
394 * gengtype.c (open_base_file): Ignore varray.h.
395 * Makefile.in: Update for abovementioned changes.
396 Remove all traces of varray.c and varray.h.
397 * varray.c: Remove file.
398 * varray.h: Remove file.
400 2010-04-30 Jan Hubicka <jh@suse.cz>
402 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
405 2010-04-30 Jan Hubicka <jh@suse.cz>
407 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
410 2010-04-30 Richard Guenther <rguenther@suse.de>
412 * tree-ssa-structalias.c (get_constraint_for_1): Generate
413 constraints for CONSTRUCTOR.
415 2010-04-30 Richard Guenther <rguenther@suse.de>
418 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
419 first after all lowering passes.
421 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
423 * toplev.c: Include varray.h for statistics dumping.
424 * tree.h: Do not declare varray_head_tag.
425 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
426 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
427 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
428 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
429 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
430 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
431 c-common.c, c-common.h, reg-stack.c, basic-block.h,
432 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
434 * Makefile.in: Update for abovementioned changes.
436 2010-04-30 Jakub Jelinek <jakub@redhat.com>
439 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
441 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
443 * config/picochip/picochip.c (picochip_legitimize_address): Define.
444 Use this function to do machine-specific conversion.
445 (picochip_legitimize_reload_address): Likewise.
446 (picochip_legitimate_address_p): Check valid base register only if
448 (picochip_check_conditional_copy): Check for modw only if opnd is
450 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
451 to call the function in c.
452 * config/picochip/picochip-protos.h
453 (picochip_legitimize_reload_address): Define.
454 * config/picochip/picochip.md (supported_compare1): Define.
456 2010-04-30 Jan Hubicka <jh@suse.cz>
458 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
459 (cgraph_global_info): Remove inlined.
460 (LTO_cgraph_tag_names): Remove.
461 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
462 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
463 simplify cgraph tags and document.
464 (lto_output_node): Use only LTO_cgraph_unavail_node and
465 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
466 for_functions_valid, global info, process and output flags.
467 (input_overwrite_node): Initialize estimated stack size and
468 estimated growth. Do not read flags we no longer store.
469 (input_node): Likewise do not read info no longer stored.
470 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
473 2010-04-30 Richard Guenther <rguenther@suse.de>
475 PR tree-optimization/43879
476 * tree-ssa-structalias.c (get_constraint_for_1): Properly
477 handle non-zero initializers.
479 2010-04-30 Richard Guenther <rguenther@suse.de>
481 * builtins.c (fold_builtin_1): Delete free (0).
483 2010-04-29 Jan Hubicka <jh@suse.cz>
485 * gengtype.c (open_base_files): Add lto-streamer.h
486 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
487 (pass_ipa_cp): GGC collect.
488 * toplev. (compile_file): Do not output symbols.
489 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
490 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
491 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
492 * lto-section-in.c: Include ggc.h
493 (lto_new_in_decl_state): Alloc in GGC.
494 (lto_delete_in_decl_state): Likewise.
495 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
498 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
501 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
502 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
503 (HONOR_REG_ALLOC_ORDER): Describe new macro.
504 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
505 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
506 account only if HONOR_REG_ALLOC_ORDER is not defined.
507 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
508 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
510 2010-04-29 Jon Grant <04@jguk.org>
512 * collect2.c (vflag): Change type from int to bool.
514 (helpflag): New global bool.
515 (main): Set vflag and debug with boolean, not integer truth values.
516 Accept new "--help" option and output usage text if found.
517 * collect2.h (vflag): Update prototype.
520 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
523 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
525 2010-04-29 Richard Guenther <rguenther@suse.de>
528 * plugin.h (invoke_plugin_callbacks): Annotate arguments
529 with ATTRIBUTE_UNUSED.
531 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
534 * config/i386/i386.c (get_some_local_dynamic_name): Replace
535 INSN_P with NONDEBUG_INSN_P.
536 (distance_non_agu_define): Likewise.
537 (distance_agu_use): Likewise.
539 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
541 From Dominique d'Humieres <dominiq@lps.ens.fr>
543 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
546 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
548 * plugin.h (invoke_plugin_callbacks): New inline function.
549 * plugin.c (flag_plugin_added): New global flag.
550 (add_new_plugin): Initialize above flag.
551 (invoke_plugin_callbacks): Rename to ...
552 (invoke_plugin_callbacks_full): ... this.
554 2010-04-28 Jan Hubicka <jh@suse.cz>
556 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
557 (lto_varpool_replace_node): New.
558 (lto_symtab_resolve_symbols): Resolve varpool nodes.
559 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
560 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
561 * cgraph.h (varpool_node_ptr): New type.
562 (varpool_node_ptr): New vector.
563 (varpool_node_set_def): New structure.
564 (varpool_node_set): New type.
565 (varpool_node_set): New vector.
566 (varpool_node_set_element_def): New structure.
567 (varpool_node_set_element, const_varpool_node_set_element): New types.
568 (varpool_node_set_iterator): New type.
569 (varpool_node): Add prev pointers, add used_from_other_partition,
571 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
572 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
573 varpool_get_node, varpool_remove_node): Declare.
574 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
575 varpool_node_set_size): New inlines.
576 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
577 * tree-pass.h (varpool_node_set_def): Forward declare.
578 (ipa_opt_pass_d): Summary writting takes vnode sets too.
579 (ipa_write_optimization_summaries): Update prototype.
580 * ipa-cp.c (ipcp_write_summary): Update.
581 * ipa-reference.c (ipa_reference_write_summary): Update.
582 * lto-cgraph.c (lto_output_varpool_node): New static function.
583 (output_varpool): New function.
584 (input_varpool_node): New static function.
585 (input_varpool_1): New function.
586 (input_cgraph): Input varpool.
587 * ipa-pure-const.c (pure_const_write_summary): Update.
588 * lto-streamer-out.c (lto_output): Update, output varpool too.
589 (write_global_stream): Kill WPA hack.
590 (produce_asm_for_decls): Update.
591 (output_alias_pair_p): Handle variables.
592 (output_unreferenced_globals): Output only needed partition of varpool.
593 * ipa-inline.c (inline_write_summary): Update.
594 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
596 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
597 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
598 varpool_node_set_new, varpool_node_set_add,
599 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
600 debug_varpool_node_set): New functions.
601 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
602 (execute_one_pass): Process new decls too.
603 (ipa_write_summaries_2): Pass around vsets.
604 (ipa_write_summaries_1): Likewise.
605 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
607 (ipa_write_optimization_summaries_1): Pass around vsets.
608 (ipa_write_optimization_summaries): Likewise.
609 * varpool.c (varpool_get_node): New.
610 (varpool_node): Update doubly linked lists.
611 (varpool_remove_node): New.
612 (dump_varpool_node): More dumping.
613 (varpool_enqueue_needed_node): Update doubly linked lists.
614 (decide_is_variable_needed): Kill ltrans hack.
615 (varpool_finalize_decl): Kill lto hack.
616 (varpool_assemble_decl): Skip decls in other partitions.
617 (varpool_assemble_pending_decls): Update doubly linkes lists.
618 (varpool_empty_needed_queue): Likewise.
619 (varpool_extra_name_alias): Likewise.
620 * lto-streamer.c (lto_get_section_name): Add vars section.
621 * lto-streamer.h (lto_section_type): Update.
622 (output_varpool, input_varpool): Declare.
624 2010-04-28 Mike Stump <mikestump@comcast.net>
626 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
628 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
630 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
631 record or union type with RECORD_OR_UNION_TYPE_P predicate.
632 (lto_input_ts_type_tree_pointers): Likewise.
633 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
634 (lto_output_ts_type_tree_pointers): Likewise.
636 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
638 Uniquization of constants at the Tree level
639 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
640 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
642 (tree_output_constant_def): Declare.
643 * gimplify.c (gimplify_init_constructor): When using block copy, first
644 uniquize the constant constructor on the RHS.
645 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
646 DECL_IN_CONSTANT_POOL flag.
647 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
648 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
650 (assemble_variable): Deal with symbols belonging to the tree constant
652 (get_constant_section): Add ALIGN parameter and simplify.
653 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
654 (assemble_constant_contents): Use the expression of the VAR_DECL.
655 (output_constant_def_contents): Use the alignment of the VAR_DECL.
656 (tree_output_constant_def): New global function.
657 (mark_constant): Use the expression of the VAR_DECL.
658 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
660 (output_object_block): Likewise and assemble the expression.
662 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
664 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
665 hash_tree, eq_tree): New tree hash table.
666 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
667 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
668 lto_orig_address_remove): Reimplement.
670 2010-04-28 Xinliang David Li <davidxl@google.com>
673 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
674 (compute_uninit_opnds_pos): New function.
675 (is_non_loop_exit_postdominating): New function.
676 (compute_control_dep_chain): New function.
677 (find_pdom): New function.
678 (convert_control_dep_chain_into_preds): New function.
679 (find_predicates): New function.
680 (find_control_equiv_block): New function.
681 (collect_phi_def_edges): New function.
682 (find_def_preds): New function.
683 (find_dom): New function.
684 (dump_predicates): New function.
685 (get_cmp_code): New function.
686 (is_value_included_in): New function.
687 (find_matching_predicate_in_rest_chains): New function.
688 (use_pred_not_overlap_with_undef_path_pred): New function.
689 (is_use_properly_guarded): New function.
690 (normalize_cond_1): New function.
691 (is_and_or_or): New function.
692 (normalize_cond): New function.
693 (is_gcond_subset_of): New function.
694 (is_subset_of_any): New function.
695 (is_or_set_subset_of): New function.
696 (is_and_set_subset_of): New function.
697 (is_norm_cond_subset_of): New function.
698 (is_pred_expr_subset_of): New function.
699 (is_pred_chain_subset_of): New function.
700 (is_included_in): New function.
701 (is_superset_of): New function.
702 (find_uninit_use): New function.
703 (warn_uninitialized_phi): New function.
704 (compute_possibly_undefined_names): New function.
705 (ssa_undefined_value_p): New function.
706 (execute_late_warn_uninitialized): New function.
707 * tree-ssa.c (ssa_undefined_value_p): Removed.
708 (warn_uninit): Changed to extern.
709 (warn_uninitialized_phi): Removed.
710 (warn_uninitialized_vars): Changed to extern.
711 (execute_late_warn_uninitialized): Removed
712 * tree-flow.h: Add new prototypes.
713 * timevar.def: Add new time variable.
714 * Makefile.in: Add new build file.
716 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
718 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
721 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
724 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
726 2010-04-28 Martin Jambor <mjambor@suse.cz>
728 * cgraph.h (struct cgraph_node): New field indirect_calls.
729 (struct cgraph_indirect_call_info): New type.
730 (struct cgraph_edge): Removed field indirect_call. New fields
731 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
732 (cgraph_create_indirect_edge): Declare.
733 (cgraph_make_edge_direct): Likewise.
734 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
735 * ipa-prop.h (struct ipa_param_call_note): Removed.
736 (struct ipa_node_params): Removed field param_calls.
737 (ipa_create_all_structures_for_iinln): Declare.
738 * cgraph.c: Described indirect edges and uids in initial comment.
739 (cgraph_add_edge_to_call_site_hash): New function.
740 (cgraph_edge): Search also among the indirect edges, use
741 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
742 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
743 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
745 (initialize_inline_failed): Assign a reason to indirect edges.
746 (cgraph_create_edge_1): New function.
747 (cgraph_create_edge): Moved some functionality to
748 cgraph_create_edge_1.
749 (cgraph_create_indirect_edge): New function.
750 (cgraph_edge_remove_callee): Add an assert checking for
752 (cgraph_edge_remove_caller): Special-case indirect edges.
753 (cgraph_remove_edge): Likewise.
754 (cgraph_set_edge_callee): New function.
755 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
756 (cgraph_make_edge_direct): New function.
757 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
758 the declaration of the call statement matches.
759 (cgraph_node_remove_callees): Special-case indirect edges.
760 (cgraph_clone_edge): Likewise.
761 (cgraph_clone_node): Clone also the indirect edges.
762 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
763 indirect_call, dump count of indirect_calls edges.
764 * ipa-prop.c (iinlining_processed_edges): New variable.
765 (ipa_note_param_call): Create indirect edges instead of
766 creating notes. New parameter node.
767 (ipa_analyze_call_uses): New parameter node, pass it on to
769 (ipa_analyze_stmt_uses): Likewise.
770 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
771 (print_edge_addition_message): Work on edges rather than on notes.
772 (update_call_notes_after_inlining): Likewise, renamed to
773 update_indirect_edges_after_inlining.
774 (ipa_create_all_structures_for_iinln): New function.
775 (ipa_free_node_params_substructures): Do not free notes.
776 (ipa_edge_duplication_hook): Propagate bits within
777 iinlining_processed_edges bitmap.
778 (ipa_node_duplication_hook): Do not duplicate notes.
779 (free_all_ipa_structures_after_ipa_cp): Renamed to
780 ipa_free_all_structures_after_ipa_cp.
781 (free_all_ipa_structures_after_iinln): Renamed to
782 ipa_free_all_structures_after_iinln.g
783 (ipa_write_param_call_note): Removed.
784 (ipa_read_param_call_note): Removed.
785 (ipa_write_indirect_edge_info): New function.
786 (ipa_read_indirect_edge_info): Likewise.
787 (ipa_write_node_info): Do not stream notes, do stream information
789 (ipa_read_node_info): Likewise.
790 (lto_ipa_fixup_call_notes): Removed.
791 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
792 * ipa-inline.c (pass_ipa_inline): Likewise.
793 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
794 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
795 * tree-inline.c (copy_bb): Removed an unnecessary double check for
797 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
799 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
800 (output_cgraph): Stream also indirect edges.
801 (lto_output_edge): Added capability to stream indirect edges.
802 (input_edge): Likewise.
803 (input_cgraph_1): Likewise.
804 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
807 2010-04-28 Richard Guenther <rguenther@suse.de>
809 PR tree-optimization/43879
810 PR tree-optimization/43909
811 * tree-ssa-structalias.c (struct variable_info): Add
812 only_restrict_pointers flag.
813 (new_var_info): Initialize it. Increment stats.total_vars here.
814 (create_function_info_for): Do not increment stats.total_vars
816 (get_function_part_constraint): Fix build with C++.
817 (insert_into_field_list): Remove.
818 (push_fields_onto_fieldstack): Properly merge fields.
819 (create_variable_info_for): Split and simplify.
820 (create_variable_info_for_1): New piece.
821 (intra_create_variable_infos): Properly make restrict constraints
824 2010-04-28 Richard Guenther <rguenther@suse.de>
827 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
829 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
830 Jan Hubicka <hubicka@ucw.cz>
832 * doc/invoke.texi (-Wsuggest-attribute=const,
833 -Wsuggest-attribute=pure): Document.
834 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
835 (function_always_visible_to_compiler_p,
836 suggest_attribute, warn_function_pure, warn_function_const):
838 (check_call): Improve debug info.
839 (analyze_function): Do not check availability.
840 (add_new_function): Check availability.
841 (propagate): Output warnings.
842 (skip_function_for_local_pure_const): New function.
843 (local_pure_const): Use it; output warnings.
844 * common.opt (Wsuggest-attribute=const,
845 Wsuggest-attribute=pure): New.
847 2010-04-27 Jakub Jelinek <jakub@redhat.com>
849 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
850 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
851 or DW_CFA_def_cfa_offset{,_sf}.
853 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
855 * tree.h: Fix truncated long macros.
857 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
859 * collect2.c (TARGET_64BIT): Redefine to target's default.
861 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
862 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
863 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
864 for underscoring __USER_LABEL_PREFIX__.
865 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
866 (SUB_LINK_ENTRY32): New.
867 (SUB_LINK_ENTRY64): New.
868 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
869 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
870 (SUB_LINK_ENTRY64): New.
871 (SUB_LINK_ENTRY): New.
872 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
873 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
874 x64 target is choosen.
875 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
876 * configure: Regenerated.
877 * configure.ac (leading-mingw64-underscores): Option added.
879 2010-04-27 Jan Hubicka <jh@suse.cz>
881 * doc/invoke.texi (-fipa-profile): Document.
882 * opts.c (decode_options): Enable ipa-profile at -O1.
883 * timevar.def (TV_IPA_PROFILE): Define.
884 * common.opt (fipa-profile): Add.
885 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
887 (cgraph_propagate_frequency): Handle only local ones.
888 * tree-pass.h (pass_ipa_profile): Declare.
889 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
890 (pass_ipa_profile): Use TV_IPA_PROFILE.
891 * ipa.c (ipa_profile): New function.
892 (gate_ipa_profile): Likewise.
893 (pass_ipa_profile): New global variable.
894 * passes.c (pass_ipa_profile): New.
896 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
898 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
900 2010-04-27 Martin Jambor <mjambor@suse.cz>
903 * ipa.c (dissolve_same_comdat_group_list): New function.
904 (function_and_variable_visibility): Call
905 dissolve_same_comdat_group_list when comdat group contains external or
907 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
908 lists are circular and that they contain only DECL_ONE_ONLY nodes.
910 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
912 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
913 (const_hash_1) <VECTOR_CST>: New case.
914 (compare_constant) <VECTOR_CST>: Likewise.
915 <ADDR_EXPR>: Deal with LABEL_REFs.
916 (copy_constant) <VECTOR_CST>: New case.
918 2010-04-27 Jan Hubicka <jh@suse.cz>
920 * cgraph.c (cgraph_propagate_frequency): New function.
921 * cgraph.h (cgraph_propagate_frequency): Declare.
922 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
923 cgraph_propagate_frequency.
925 2010-04-27 Jakub Jelinek <jakub@redhat.com>
927 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
929 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
932 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
933 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
934 here to determine which regs to push and how much stack to reserve.
936 2010-04-27 Jie Zhang <jie@codesourcery.com>
938 * doc/gimple.texi (gimple_statement_with_ops): Remove
939 addresses_taken field.
940 (gimple_statement_with_memory_ops): Likewise.
942 2010-04-27 Jan Hubicka <jh@suse.cz>
944 * tree-inline.c (eni_inlining_weights): Remove.
945 (estimate_num_insns): Special case more builtins.
947 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
950 * c-typeck.c (build_binary_op): Move forward check for comparison
951 pointer with null pointer constant and adjust the diagnostic message.
953 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
956 * configure.ac (gcc_cv_as_section_has_align): Set if installed
957 binutils supports extended .section directive needed by LTO, or
958 warn if older binutils found.
959 (LTO_BINARY_READER): New AC_SUBST'd variable.
960 (LTO_USE_LIBELF): Likewise.
961 * gcc/config.gcc (lto_binary_reader): New target-specific configure
963 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
964 (LTO_USE_LIBELF): Likewise.
965 * configure: Regenerate.
967 * collect2.c (is_elf): Rename from this ...
968 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
969 object files in addition to ELF-formatted ones.
970 (scan_prog_file): Caller updated. Also allow for LTO info marker
971 symbol to be prefixed or not by an extra underscore.
973 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
974 * config/i386/winnt.c: Also #include lto-streamer.h
975 (i386_pe_asm_named_section): Specify 1-byte section alignment for
977 (i386_pe_asm_output_aligned_decl_common): Add comment.
978 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
980 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
983 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
984 Add missing earlyclobber for second alternative.
986 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
988 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
989 bits for artificial defs at the top of the block.
990 * fwprop.c (single_def_use_enter_block): Don't call it.
992 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
995 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
996 instead of "$gcc_cv_objdump -T".
997 Use "-undefined dynamic_lookup" on darwin.
998 * gcc/configure: Regenerate.
1000 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1003 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1005 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1007 * c-parser.c (struct c_token): Move location field up.
1008 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1009 (struct c_declspecs): Convert typespec_word, storage_class, and
1010 default_int_p into bitfields.
1011 (struct c_declarator): Move loc field up.
1013 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1015 * cfgloop.h (struct loop): Move can_be_parallel field up.
1016 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1017 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1019 (struct iv_cand): Convert pos field into a bitfield.
1020 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1022 (struct _stmt_vec_info): Shuffle fields for better packing.
1024 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1026 * varasm.c (IN_NAMED_SECTION): Remove guard.
1027 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1028 (IN_NAMED_SECTION_P): ...this.
1029 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1030 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1032 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1034 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1035 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1036 of shadowing it. Fix comments.
1038 2010-04-26 Jan Hubicka <jh@suse.cz>
1040 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1041 (cgraph_clone_node): Copy function frequency.
1042 * cgraph.h (node_frequency): New enum
1043 (struct cgraph_node): Add.
1044 * final.c (rest_of_clean_state): Update.
1045 * lto-cgraph.c (lto_output_node): Output node frequency.
1046 (input_overwrite_node): Input node frequency.
1047 * tre-ssa-loop-ivopts (computation_cost): Update.
1048 * lto-streamer-out.c (output_function): Do not output function
1050 * predict.c (maybe_hot_frequency_p): Update and handle functions
1052 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1054 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1055 (compute_function_frequency): Set noreturn functions to be executed
1057 (choose_function_section): Update.
1058 * lto-streamer-in.c (input_function): Do not input function frequency.
1059 * function.c (allocate_struct_function): Do not initialize function
1061 * function.h (function_frequency): Remove.
1062 (struct function): Remove function frequency.
1063 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1064 (try_update): Update.
1065 * tree-inline.c (initialize_cfun): Do not update function frequency.
1066 * passes.c (pass_init_dump_file): Update.
1067 * i386.c (ix86_compute_frame_layout): Update.
1068 (ix86_pad_returns): Update.
1070 2010-04-26 Jie Zhang <jie@codesourcery.com>
1072 PR tree-optimization/43833
1073 * tree-vrp.c (range_int_cst_p): New.
1074 (range_int_cst_singleton_p): New.
1075 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1076 when both operands are constants. Use range_int_cst_p in
1079 2010-04-26 Jan Hubicka <jh@suse.cz>
1081 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1083 2010-04-26 Richard Guenther <rguenther@suse.de>
1086 * gimple.c (gimple_decl_printable_name): Deal gracefully
1087 with a NULL DECL_NAME.
1089 2010-04-26 Richard Guenther <rguenther@suse.de>
1092 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1093 if emitting debug information and it is either a function
1094 or a namespace decl.
1096 2010-04-26 Ira Rosen <irar@il.ibm.com>
1098 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1099 determine if the statement is vectorizable, and a macro to access it.
1100 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1101 Skip statements that can't be vectorized. If the analysis fails,
1102 mark the statement as unvectorizable if vectorizing basic block.
1103 (vect_compute_data_refs_alignment): Likewise.
1104 (vect_verify_datarefs_alignment): Skip statements marked as
1105 unvectorizable. Add print.
1106 (vect_analyze_group_access): Skip statements that can't be
1107 vectorized. If the analysis fails, mark the statement as
1108 unvectorizable if vectorizing basic block.
1109 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1110 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1111 generated stmts for SLP.
1112 (new_stmt_vec_info): Initialize the new field.
1113 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1114 statements marked as unvectorizable.
1116 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1118 * c-common.c (flag_isoc1x): New.
1119 (flag_isoc99): Update comment.
1120 * c-common.h (flag_isoc1x): New.
1121 (flag_isoc99): Update comment.
1122 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1123 __<type>_DECIMAL_DIG__.
1124 * c-opts.c (set_std_c1x): New.
1125 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1126 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1127 * c.opt (-std=c1x, -std=gnu1x): New options.
1128 * doc/cpp.texi: Mention -std=c1x.
1129 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1130 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1131 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1132 * doc/standards.texi: Mention C1X.
1133 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1134 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1135 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1138 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1140 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1141 placeholder from 0x%x to %#x.
1142 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1143 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1144 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1145 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1146 * config/i386/i386.c (ix86_target_string): Ditto.
1147 (output_pic_addr_const): Ditto.
1148 (print_operand): Ditto.
1150 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1152 * combine.c (find_split_point): Add third argument. Use it
1153 to find nested multiply-accumulate instructions. Adjust calls.
1154 (try_combine): Adjust call to find_split_point.
1156 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1158 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1160 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1162 PR tree-optimization/41442
1163 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1164 (fold_binary_loc): Call it.
1166 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1168 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1169 * opts.c (common_handle_option): Allow disabling it.
1170 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1172 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1174 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1175 between modes if both types are integral.
1177 2010-04-23 Richard Guenther <rguenther@suse.de>
1179 PR tree-optimization/43572
1180 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1182 2010-04-23 Richard Guenther <rguenther@suse.de>
1185 * tree-inline.c (tree_can_inline_p): Also check compatibility
1188 2010-04-23 Martin Jambor <mjambor@suse.cz>
1190 PR tree-optimization/43846
1191 * tree-sra.c (struct access): New flag grp_assignment_read.
1192 (build_accesses_from_assign): Set grp_assignment_read.
1193 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1194 (enum mark_read_status): New type.
1195 (analyze_access_subtree): Propagate grp_assignment_read, create
1196 accesses also if both direct_read and root->grp_assignment_read.
1198 2010-04-23 Martin Jambor <mjambor@suse.cz>
1201 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1202 function does not have type attributes.
1204 2010-04-23 Richard Guenther <rguenther@suse.de>
1207 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1210 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1212 * sese.h (create_if_region_on_edge): Remove.
1214 * sese.c (create_if_region_on_edge): Make static.
1216 * tree-inline.c: Do not include ggc.h.
1218 * expr.c: Do not include ggc.h.
1220 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1223 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1226 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1227 in the middle of insns for casesi_worker_2.
1229 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1231 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1233 2010-04-22 Ira Rosen <irar@il.ibm.com>
1235 PR tree-optimization/43842
1236 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1237 loop unrolling in update of exit phis. Fix comment.
1238 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1239 least two reduction statements in the loop before starting SLP
1242 2010-04-22 Nick Clifton <nickc@redhat.com>
1244 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1246 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1248 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1251 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1253 * tree-parloops.c (loop_parallel_p): New argument
1254 parloop_obstack. Pass it down.
1255 (parallelize_loops): New variable parloop_obstack. Initialize it,
1256 pass it down, free it.
1258 * tree-loop-linear.c (linear_transform_loops): Pass down
1261 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1262 of type struct obstack *.
1264 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1265 scratch_obstack. Initialize it, pass down, free it.
1267 * lambda.h (lambda_loop_new): Remove.
1268 (lambda_matrix_new, lambda_matrix_inverse)
1269 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1270 argument of type struct obstack *.
1272 * lambda-trans.c (lambda_trans_matrix_new): New argument
1273 lambda_obstack. Pass it down, use obstack allocation for ret.
1274 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1277 * lambda-mat.c (lambda_matrix_get_column)
1278 (lambda_matrix_project_to_null): Remove.
1279 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1281 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1284 * lambda-code.c (lambda_loop_new): New function.
1285 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1286 (lambda_compute_auxillary_space, lambda_compute_target_space)
1287 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1288 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1289 (build_access_matrix): New argument lambda_obstack. Use obstack
1291 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1292 argument lambda_obstack. Pass it down.
1294 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1296 * optabs.h (expand_widening_mult): Declare.
1298 2010-04-22 Richard Guenther <rguenther@suse.de>
1300 PR tree-optimization/43845
1301 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1302 lookup the CALL_EXPR function and arguments.
1304 2010-04-22 Nick Clifton <nickc@redhat.com>
1306 * config/stormy16/stormy16.c
1307 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1308 * config/stormy16/stormy16.h: Tidy up formatting.
1309 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1310 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1311 (ineqbranchsi): Delete pattern.
1312 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1313 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1314 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1315 stormy16-lib2-ucmpsi2.c.
1317 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1319 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1320 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1321 extra set merge_set_noclobber, and use it to relax the final test
1323 * df.h (df_simulate_find_noclobber_defs): Declare.
1324 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1326 (df_simulate_find_noclobber_defs): New function.
1328 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1330 * config/i386/i386.md: Use {} around multi-line preparation statements.
1332 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1334 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1335 (process_init_element): New argument of type struct obstack *.
1337 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1338 (set_init_index, set_init_label, set_nonincremental_init)
1339 (set_nonincremental_init_from_string, find_init_member)
1340 (output_init_element, output_pending_init_elements)
1341 (process_init_element): New argument braced_init_obstack. Pass it
1343 (push_range_stack, add_pending_init): New argument
1344 braced_init_obstack. Use obstack allocation.
1346 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1347 braced_init_obstack. Pass it down.
1348 (c_parser_braced_init): New variables ret, braced_init_obstack.
1349 Initialize obstack, pass it down and finally free it.
1351 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1354 * tree-pass.h (pass_optimize_widening_mul): Declare.
1355 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1356 gate_optimize_widening_mul): New static functions.
1357 (pass_optimize_widening_mul): New.
1358 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1359 <case MULT_EXPR>: Remove support for widening multiplies.
1360 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1361 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1362 simplify_gen_unary rather than directly building extensions.
1363 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1365 * expmed.c (expand_widening_mult): New function.
1366 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1368 2010-04-21 Jan Hubicka <jh@suse.cz>
1370 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1371 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1372 * lto-wpa-fixup.c: Remove.
1373 * Makefile.in (lto-wpa-fixup.o): Remove.
1374 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1375 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1376 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1378 2010-04-21 Jan Hubicka <jh@suse.cz>
1380 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1381 add write_optimization_summary, read_optimization_summary.
1382 (ipa_write_summaries_of_cgraph_node_set): Remove.
1383 (ipa_write_optimization_summaries): Declare.
1384 (ipa_read_optimization_summaries): Declare.
1385 * ipa-cp.c (pass_ipa_cp): Update.
1386 * ipa-reference.c (pass_ipa_reference): Update.
1387 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1388 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1390 * ipa-inline.c (pass_ipa_inline): Update.
1391 * ipa.c (pass_ipa_whole_program): Update.
1392 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1393 * passes.c (ipa_write_summaries_1): Do not test wpa.
1394 (ipa_write_optimization_summaries_1): New.
1395 (ipa_write_optimization_summaries): New.
1396 (ipa_read_summaries): Do not test ltrans.
1397 (ipa_read_optimization_summaries_1): New.
1398 (ipa_read_optimization_summaries): New.
1400 2010-04-21 Jan Hubicka <jh@suse.cz>
1402 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1404 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1406 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1409 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1410 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1412 2010-04-21 Jan Hubicka <jh@suse.cz>
1414 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1416 2010-04-21 Jan Hubicka <jh@suse.cz>
1418 * varpool.c (decide_is_variable_needed): Variable is always needed
1421 2010-04-21 Jan Hubicka <jh@suse.cz>
1423 * opts.c (decode_options): Enable pure-const pass for whopr.
1425 2010-04-21 Jan Hubicka <jh@suse.cz>
1427 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1428 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1430 (cgraph_decide_inlining): Do not expect callee to be removed in all
1433 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1435 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1437 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1439 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1440 amdfam10_decode attributes.
1442 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1445 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1446 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1447 (lower_copyprivate_clauses): Use private var in outer
1448 context instead of original var. Make sure the types
1449 are correct for VLAs.
1451 2010-04-21 Richard Guenther <rguenther@suse.de>
1453 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1454 to non-pointer objects.
1456 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1458 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1459 last chain entry if it starts with the still current label.
1460 (add_location_or_const_value_attribute): Check that
1461 loc_list->first->next is NULL instead of comparing ->first with ->last.
1462 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1463 to add_var_loc_to_decl.
1465 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1466 >= 4 add also address size and segment size fields into CIE header.
1468 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1469 long as address size is the same as sizeof (void *) and
1471 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1472 address size or segment size is unexpected, return DW_EH_PE_omit.
1473 (classify_object_over_fdes): If get_cie_encoding returned
1474 DW_EH_PE_omit, return -1.
1475 (init_object): If classify_object_over_fdes returned -1,
1476 pretend there were no FDEs at all.
1478 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1480 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1481 bswap{si,di}2 using SWI48 mode iterator.
1482 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1483 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1484 set modrm attribute of bswap insn to 0 and remove length attribute.
1485 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1486 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1487 set mode attribute to <MODE> and remove length attribute.
1489 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1491 PR rtl-optimization/43520
1492 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1493 zero available registers.
1495 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1497 * builtins.c (fold_builtin_cproj): Fold more cases.
1499 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1501 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1502 (fold_builtin_1): Fold builtin cproj.
1503 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1504 Use ATTR_CONST_NOTHROW_LIST.
1506 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1508 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1509 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1510 ffsi2_no_cmove for !TARGET_CMOVE.
1511 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1512 (ffssi2): Remove expander.
1513 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1515 (ctz<mode>2): Ditto from ctz{si,di}2.
1516 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1518 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1521 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1523 * dwarf2out.c (AT_linkage_name): Define.
1524 (clone_as_declaration): Handle DW_AT_linkage_name.
1525 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1526 of DW_AT_MIPS_linkage_name.
1527 (move_linkage_attr): Likewise.
1528 (dwarf2out_finish): Likewise.
1530 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1533 * fold-const.c (fold_comparison): New folding rule.
1535 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1537 * double-int.h (double_int_setbit): Declare.
1538 * double-int.c (double_int_setbit): New function.
1539 * rtl.h (immed_double_int_const): Declare.
1540 * emit-rtl.c (immed_double_int_const): New function.
1541 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1542 and immed_double_int_const functions.
1543 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1544 expand_copysign_bit): (Ditto.).
1545 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1546 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1547 * dojump.c (prefer_and_bit_test): (Ditto.).
1548 * expr.c (convert_modes, reduce_to_bit_field_precision,
1549 const_vector_from_tree): (Ditto.).
1550 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1552 2010-04-20 Jan Hubicka <jh@suse.cz>
1554 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1555 (dump_cgraph_node): Dump new flags.
1556 * cgraph.h (struct cgraph_node): Add flags
1557 reachable_from_other_partition and in_other_partition.
1558 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1559 other partition can not be removed.
1560 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1561 the other partition must be output; silence sanity checking on
1562 leaking functions bodies from other paritition.
1563 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1564 (lto_output_node): Output new flags; do not sanity check that inline
1565 clones are output; drop lto_forced_extern_inline_p code; do not mock
1566 visibility flags at partition boundaries.
1567 (add_node_to): New function.
1568 (output_cgraph): Use it to sort functions so masters appear before
1570 (input_overwrite_node): Input new flags.
1571 * passes.c (ipa_write_summaries): Do not call
1572 lto_new_extern_inline_states.
1573 * lto-section-out.c (forced_extern_inline,
1574 lto_new_extern_inline_states lto_delete_extern_inline_states,
1575 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1576 * lto-streamer.h (lto_new_extern_inline_states,
1577 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1578 lto_forced_extern_inline_p): Kill.
1580 2010-04-20 Richard Guenther <rguenther@suse.de>
1582 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1583 from vars that can have pointers.
1584 (process_constraint): Dump useless constraints.
1586 2010-04-20 Richard Guenther <rguenther@suse.de>
1588 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1589 (dump_sa_points_to_info): Remove asserts.
1590 (init_base_vars): nothing_id isn't an escape point nor does it
1593 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1595 * tree.h (TYPE_REF_IS_RVALUE): Define.
1596 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1597 should_move_die_to_comdat, prune_unused_types_walk): Handle
1598 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1599 (modified_type_die, gen_reference_type_die): Emit
1600 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1601 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1603 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1606 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1607 calls for -fpic -m31 if they have been sibcall optimized.
1609 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1611 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1612 ar.lc fixed and call-used.
1614 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1616 2010-04-19 Jan Hubicka <jh@suse.cz>
1618 * opts.c (decode_options): Disable whpr incompatible passes.
1619 * lto/lto.c (lto_1_to_1_map): Skip clones.
1620 (read_cgraph_and_symbols): Do not mark everything as needed.
1621 (do_whole_program_analysis): Do map only after optimizing;
1622 set proper cgraph_state; use passmanager.
1624 2010-04-19 DJ Delorie <dj@redhat.com>
1626 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1627 POINTER_PLUS_EXPR and fix them.
1629 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1631 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1632 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1633 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1634 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1635 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1636 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1637 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1638 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1639 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1640 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1641 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1643 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1645 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1646 (check_cond_move_block): Likewise.
1647 (cond_move_process_if_block): Likewise.
1648 (noce_find_if_block): Improve formatting.
1649 (find_if_header): Pass 0 to memset and tweak conditions.
1650 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1652 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1654 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1658 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1659 with non-local decl doesn't need chain.
1661 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1663 * ira-color.c (allocno_reload_assign): Avoid accumulating
1664 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1666 2010-04-19 Martin Jambor <mjambor@suse.cz>
1668 * gimple.h (create_tmp_reg): Declare.
1669 * gimplify.c (create_tmp_reg): New function.
1670 (gimplify_return_expr): Use create_tmp_reg.
1671 (gimplify_omp_atomic): Likewise.
1672 (gimple_regimplify_operands): Likewise.
1673 * tree-dfa.c (make_rename_temp): Likewise.
1674 * tree-predcom.c (predcom_tmp_var): Likewise.
1675 (reassociate_to_the_same_stmt): Likewise.
1676 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1677 (get_replaced_param_substitute): Likewise.
1678 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1679 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1680 * tree-ssa-pre.c (get_representative_for): Likewise.
1681 (create_expression_by_pieces): Likewise.
1682 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1683 (create_tailcall_accumulator): Likewise.
1685 2010-04-19 Martin Jambor <mjambor@suse.cz>
1687 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1689 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1691 2010-04-19 Richard Guenther <rguenther@suse.de>
1693 PR tree-optimization/43796
1694 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1695 from SCEV in the lattice.
1696 (vrp_visit_phi_node): Dump change.
1698 2010-04-19 Richard Guenther <rguenther@suse.de>
1700 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1701 * configure: Re-generated.
1703 2010-04-19 Richard Guenther <rguenther@suse.de>
1705 PR tree-optimization/43783
1706 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1707 constant ARRAY_REF operands two and three if possible.
1709 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1712 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1714 2010-04-19 Jie Zhang <jie@codesourcery.com>
1717 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1719 2010-04-19 Ira Rosen <irar@il.ibm.com>
1721 PR tree-optimization/37027
1722 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1723 and macro to access it.
1724 (vectorizable_reduction): Add argument.
1725 (vect_get_slp_defs): Likewise.
1726 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1727 statements for possible use in SLP.
1728 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1729 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1730 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1732 (vectorizable_reduction): Likewise.
1733 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1735 (vectorizable_type_demotion, vectorizable_type_promotion,
1736 vectorizable_store): Likewise.
1737 (vect_analyze_stmt): Update call to vectorizable_reduction.
1738 (vect_transform_stmt): Likewise.
1739 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1740 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1741 from different interleaving chains in same node.
1742 (vect_slp_rearrange_stmts): New function.
1743 (vect_supported_load_permutation_p): Allow load permutations for
1744 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1745 inside SLP nodes if necessary.
1746 (vect_analyze_slp_instance): Handle reductions.
1747 (vect_analyze_slp): Try to build SLP instances originating from groups
1749 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1750 (vect_get_constant_vectors): Create initial vectors for reductions
1751 according to reduction code. Add new argument.
1752 (vect_get_slp_defs): Add new argument, pass it to
1753 vect_get_constant_vectors.
1754 (vect_schedule_slp_instance): Remove SLP tree root statements.
1756 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1758 * tree.h (ENUM_IS_SCOPED): Define.
1759 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1760 for ENUM_IS_SCOPED enums.
1762 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1764 * fold-const.c (fold_comparison): Use ssizetype.
1765 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1766 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1767 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1768 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1770 * tree.h (initialize_sizetypes): Remove parameter.
1771 (build_common_tree_nodes): Remove second parameter.
1772 * stor-layout.c (initialize_sizetypes): Remove parameter.
1773 Always create an unsigned type.
1774 (set_sizetype): Assert that the passed type is unsigned and simplify.
1775 * tree.c (build_common_tree_nodes): Remove second parameter.
1776 Adjust call to initialize_sizetypes.
1777 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1778 build_common_tree_nodes.
1780 2010-04-18 Matthias Klose <doko@ubuntu.com>
1782 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1784 2010-04-18 Ira Rosen <irar@il.ibm.com>
1786 PR tree-optimization/43771
1787 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1788 load permutation doesn't have gaps.
1790 2010-04-18 Jan Hubicka <jh@suse.cz>
1792 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1793 (sse_prologue_save_insn expander): Use new pattern.
1794 (sse_prologue_save_insn1): New pattern and splitter.
1795 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1797 * i386.c (setup_incoming_varargs_64): Do not compute jump
1799 (ix86_gimplify_va_arg): Update alignment needed.
1800 (ix86_local_alignment): Do not align all local arrays to 128bit.
1802 2010-04-17 Jan Hubicka <jh@suse.cz>
1804 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1806 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1808 * arm.md (negdi2): Remove redundant code to force values into a
1811 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1813 * arm/bpabi.S: Add EABI alignment attributes to objects.
1814 * arm/bpabi-v6m.S: Likewise.
1815 * arm/crti.asm: Likewise.
1816 * arm/crtn.asm: Likewise.
1817 * arm/lib1funcs.asm: Likewise.
1818 * arm/libunwind.S: Likewise.
1820 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1822 * arm-protos.h (tune_params): New structure.
1823 * arm.c (current_tune): New variable.
1824 (arm_constant_limit): Delete.
1825 (struct processors): Add pointer to the tune parameters.
1826 (arm_slowmul_tune): New tuning option.
1827 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1828 (all_cores): Adjust to pick up the tuning model.
1829 (arm_constant_limit): New function.
1830 (arm_override_options): Select the appropriate tuning model. Delete
1831 initialization of arm_const_limit.
1832 (arm_split_constant): Use the new constant-limit model.
1833 (arm_rtx_costs): Pick up the current tuning model.
1834 * arm.md (is_strongarm, is_xscale): Delete.
1835 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1836 for Xscale variant architectures.
1837 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1839 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1841 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1843 (arm_rtx_costs_1): Remove unused variable extra_cost.
1844 (arm_unwind_emit_set): Use variable offset.
1845 (thumb1_output_casesi): Remove unused variable flags.
1847 2010-04-16 Jeff Law <law@redhat.com>
1849 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1850 needing assignment rather than doing a two-phase assignment. Remove
1851 unused variable 'm'.
1853 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1856 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1858 2010-04-16 Doug Kwan <dougkwan@google.com>
1860 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1861 (next_operand_entry_id): New static variable.
1862 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1863 (add_to_ops_vec): Assigned unique ID to operand entry.
1864 (struct oecount_s): New field ID.
1865 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1866 (undistribute_ops_list): Assign unique IDs to oecounts.
1867 (init_reassoc): reset next_operand_entry_id.
1869 2010-04-16 Doug Kwan <dougkwan@google.com>
1871 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1872 missing left parenthesis.
1874 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1876 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1877 *btdi_rex64 using SWI48 mode iterator.
1878 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1879 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1880 *jcc_btdi_mask_rex64.
1882 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1884 * double-int.h (tree_to_double_int): Convert to macro.
1885 * double-int.c (tree_to_double_int): Remove.
1887 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1890 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1891 with want_address 2 and in case a single element list might be
1892 possible, call it again with want_address 0.
1894 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1896 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1897 case 'W' print operands for HI mode.
1898 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1899 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1900 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1901 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1903 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1905 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1906 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1907 #xx:3 and #xx:4 mode.
1909 * config/h8300/h8300.md (inverted load with HImode dest): Add
1910 support for H8300SX.
1912 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1913 satisfy 'U' constraint.
1915 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1917 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1918 * configure: Regenerate.
1919 * config.in: Regenerate.
1920 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1923 2010-04-16 Richard Guenther <rguenther@suse.de>
1925 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1926 (struct tree_decl_common): ... here.
1927 (DECL_PT_UID): Adjust.
1928 (SET_DECL_PT_UID): Likewise.
1929 (DECL_PT_UID_SET_P): Likewise.
1931 2010-04-16 Richard Guenther <rguenther@suse.de>
1933 PR tree-optimization/43572
1934 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1935 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1936 * tree-flow.h (is_call_clobbered): Remove.
1937 * tree-flow-inline.h (is_call_clobbered): Likewise.
1938 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1939 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1940 (execute_return_slot_opt): Adjust.
1941 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1942 check for call clobbered vars here.
1943 (find_tail_calls): Move tailcall verification to the
1946 2010-04-16 Diego Novillo <dnovillo@google.com>
1948 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1950 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1953 * config/arm/arm.md (cbranchqi4): New pattern.
1954 * config/arm/predicates.md (const0_operand,
1955 cbranchqi4_comparison_operator): New predicates.
1957 2010-04-16 Richard Guenther <rguenther@suse.de>
1959 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1960 (dump_gimple_stmt): Likewise.
1962 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1964 * recog.h (struct recog_data): New field is_operator.
1965 (struct insn_operand_data): New field is_operator.
1966 * recog.c (extract_insn): Set recog_data.is_operator.
1967 * genoutput.c (output_operand_data): Emit code to set the
1969 * reload.c (find_reloads): Use it rather than testing for an
1970 empty constraint string.
1973 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1974 If the previous insn is a cbranchsi4_insn with the same arguments,
1975 omit the compare instruction.
1977 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1978 register, inputs must be low registers and we need a low register
1979 scratch. Handle alternative 2 like alternative 3.
1981 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1983 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1984 don't call get_addr on both. If one expression is a VALUE and
1985 the other a REG, check VALUE's locs if the REG isn't among them.
1987 2010-04-16 Christian Bruel <christian.bruel@st.com>
1989 * config/sh/sh.h (sh_frame_pointer_required): New function.
1990 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1991 (flag_omit_frame_pointer) Set.
1992 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1993 (rounded_frame_size): Adjust size with outgoing_args_size.
1994 (sh_set_return_address): Must return from stack pointer.
1995 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1996 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1997 (ACCUMULATE_OUTGOING_ARGS): Define.
1998 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1999 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2001 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2004 * config/sh/sh.c (sh_legitimize_reload_address): Use
2005 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2006 Remove a unneeded check for offset_base.
2008 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2010 * configure: Regenerated.
2012 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2014 * config/s390/s390.c (s390_call_save_register_used): Switch back
2015 to HARD_REGNO_NREGS.
2017 2010-04-15 Richard Guenther <rguenther@suse.de>
2019 * alias.c (alias_set_subset_of): Handle alias-set zero
2022 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2023 Julian Brown <julian@codesourcery.com>
2025 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2026 alternatives according to use of high and low regs.
2027 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2028 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2029 optimizing for size on Thumb-2.
2031 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2033 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2035 2010-04-15 Richard Guenther <rguenther@suse.de>
2037 * tree-ssa-structalias.c (struct variable_info): Add
2039 (new_var_info): Initialize it.
2040 (dump_constraints): Support printing last added constraints.
2041 (debug_constraints): Adjust.
2042 (dump_constraint_graph): Likewise.
2043 (make_heapvar_for): Check for NULL cfun.
2044 (get_function_part_constraint): New function.
2045 (get_fi_for_callee): Likewise.
2046 (find_func_aliases): Properly implement IPA PTA constraints.
2047 (process_ipa_clobber): New function.
2048 (find_func_clobbers): Likewise.
2049 (insert_into_field_list_sorted): Remove.
2050 (create_function_info_for): Properly allocate vars for IPA mode.
2051 Do not use insert_into_field_list_sorted.
2052 (create_variable_info_for): Properly generate constraints for
2053 global vars in IPA mode.
2054 (dump_solution_for_var): Always dump the solution.
2055 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2056 (find_what_var_points_to): Adjust.
2057 (pt_solution_set): Change.
2058 (pt_solution_ior_into): New function.
2059 (pt_solution_empty_p): Export.
2060 (pt_solution_includes_global): Adjust.
2061 (pt_solution_includes_1): Likewise.
2062 (pt_solutions_intersect_1): Likewise.
2063 (dump_sa_points_to_info): Check some invariants.
2064 (solve_constraints): Move constraint dumping ...
2065 (compute_points_to_sets): ... here.
2066 (ipa_pta_execute): ... and here.
2067 (compute_may_aliases): Do not re-compute points-to info
2068 locally if IPA info is available.
2069 (ipa_escaped_pt): New global var.
2070 (ipa_pta_execute): Properly implement IPA PTA.
2071 * tree-into-ssa.c (dump_decl_set): Support dumping
2072 decls not in referenced-vars.
2073 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2074 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2075 (dump_points_to_solution): Likewise.
2076 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2077 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2078 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2079 (copy_decl_to_var): Copy DECL_PT_UID.
2080 (copy_result_decl_to_var): Likewise.
2081 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2082 (copy_node_stat): Copy it.
2083 * tree.h (DECL_PT_UID): New macro.
2084 (SET_DECL_PT_UID): Likewise.
2085 (DECL_PT_UID_SET_P): Likewise.
2086 (struct tree_decl_minimal): Add pt_uid member.
2087 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2088 (pt_solution_empty_p): Declare.
2089 (pt_solution_set): Adjust.
2090 (ipa_escaped_pt): Declare.
2091 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2092 * gimple-pretty-print.c (pp_points_to_solution): New function.
2093 (dump_gimple_call): Dump call clobber/use information.
2094 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2095 * tree-pass.h (TDF_ALIAS): New dump option.
2096 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2097 * doc/invoke.texi (-fipa-pta): Update documentation.
2099 2010-04-15 Richard Guenther <rguenther@suse.de>
2101 * Makefile.in (OBJS-common): Add gimple-fold.o.
2102 (gimple-fold.o): New rule.
2103 * tree.h (maybe_fold_offset_to_reference,
2104 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2106 * gimple.h: ... here.
2107 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2108 may_propagate_address_into_dereference): Move prototypes ...
2109 * gimple.h: ... here.
2110 * tree-ssa-ccp.c (get_symbol_constant_value,
2111 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2112 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2113 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2114 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2115 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2116 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2117 gimplify_and_update_call_from_tree): Move ...
2118 * gimple-fold.c: ... here. New file.
2119 (ccp_fold_builtin): Rename to ...
2120 (gimple_fold_builtin): ... this.
2121 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2123 2010-04-15 Richard Guenther <rguenther@suse.de>
2125 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2126 fit_double_type, force_fit_type_double, add_double_with_sign,
2127 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2128 lrotate_double, rrotate_double, div_and_round_double): Move ...
2129 * double-int.c: ... here.
2130 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2131 add_double, neg_double, mul_double_with_sign, mul_double,
2132 lshift_double, rshift_double, lrotate_double, rrotate_double,
2133 div_and_round_double): Move prototypes ...
2134 * double-int.h: ... here.
2136 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2139 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2140 matching constraints to ensure inputs match the output.
2142 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2145 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2146 in an input-only operand.
2148 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2150 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2151 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2152 (double_int_negative_p): Convert to static inline function.
2153 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2154 (double_int_negative_p): Remove.
2155 * tree.h (lshift_double, rshift_double):
2156 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2157 * fold-const.c (fold_convert_const_int_from_real,
2158 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2159 (lshift_double): Change type of arith argument to bool.
2160 (rshift_double): Change type of arith argument to bool. Correct
2162 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2164 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2167 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2168 at the start and end of the then/else blocks, and omit them from the
2170 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2171 argument; all callers changed. Pass zero to old_insns_match_p instead.
2172 (flow_find_head_matching_sequence): New function.
2173 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2174 * basic-block.h (flow_find_cross_jump,
2175 flow_find_head_matching_sequence): Declare functions.
2177 2010-04-14 Jason Merrill <jason@redhat.com>
2180 * c-common.c (attribute_takes_identifier_p): New fn.
2181 * c-common.h: Declare it.
2183 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2185 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2187 (*udivmod<mode>4): Ditto.
2189 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2191 * config/i386/i386.md (maxmin_int): Rename code attribute from
2192 maxminiprefix and update all users.
2193 (maxmin_float): Ditto from maxminfprefix.
2194 (logic): Ditto from logicprefix.
2195 (absneg_mnemonic): Ditto from absnegprefix.
2196 * config/i386/mmx.md: Update all users of maxminiprefix,
2197 maxminfprefix and logicprefix for rename.
2198 * config/i386/sse.md: Ditto.
2199 * config/i386/sync.md (sync_<code><mode>): Update for
2202 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2205 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2206 warnings converted to errors.
2208 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2210 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2211 used insn_type variable.
2212 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2213 to avoid set-but-not-used warning.
2215 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2217 * df-core.c (df_ref_debug): Change format string placeholder
2219 * dwarf2asm.c (dw2_asm_output_data_raw,
2220 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2221 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2222 * dwarf2out.c (output_cfi, output_cfi_directive,
2223 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2224 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2226 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2227 * print-rtl.c (print_rtx): Ditto.
2229 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2232 * builtins.c (expand_builtin_pow_root): New function to expand pow
2233 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2234 series of sqrt and cbrt calls under -ffast-math.
2235 (expand_builtin_pow): Call it.
2237 2010-04-14 Michael Matz <matz@suse.de>
2239 PR tree-optimization/42963
2240 * tree-cfg.c (touched_switch_bbs): New static variable.
2241 (group_case_labels_stmt): New function broken out from ...
2242 (group_case_labels): ... here, use the above.
2243 (start_recording_case_labels): Allocate touched_switch_bbs.
2244 (end_recording_case_labels): Deallocate it, call
2245 group_case_labels_stmt.
2246 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2248 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2250 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2253 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2255 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2257 2010-04-13 Jan Hubicka <jh@suse.cz>
2259 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2260 of optimized out static functions.
2261 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2262 cost computation. Also sanity check for overflows.
2263 (update_caller_keys): Update cgraph_edge_badness call; properly
2264 update fibheap and sanity check that it is up to date.
2265 (add_new_edges_to_heap): Update cgraph_edge_badness.
2266 (cgraph_decide_inlining_of_small_function): Likewise;
2267 add sanity checking that badness in heap is up to date;
2268 improve dumping of reason; Update badness of calls to the
2269 offline copy of function currently inlined; dump badness
2270 of functions not inlined because of unit growth limits.
2272 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2275 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2276 because of sign-extension change when converting to sizetype here...
2277 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2279 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2280 the folding to constants. Remove redundant final conversion.
2281 (fold_binary) <associate>: Do not associate if the re-association of
2282 constants alone overflows.
2283 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2284 to the end of the list.
2285 (multiple_of_p) <COND_EXPR>: New case.
2287 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2289 * opt-functions.awk (opt_sanitized_name): New.
2291 * optc-gen.awk: Use it
2292 * opth-gen.awk: Use it.
2294 2010-04-13 Martin Jambor <mjambor@suse.cz>
2296 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2297 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2298 children. Call replace_uses_with_default_def_ssa_name to handle
2301 2010-04-13 Michael Matz <matz@suse.de>
2304 * builtins.c (expand_builtin_interclass_mathfn): Also create
2305 a register if the predicate doesn't match.
2307 2010-04-13 Diego Novillo <dnovillo@google.com>
2309 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2310 * c-pch.c: Include timevar.h.
2311 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2312 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2313 * ggc-common.c: Include timevar.h.
2314 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2315 * timevar.def (TV_PCH_SAVE): Define.
2316 (TV_PCH_CPP_SAVE): Define.
2317 (TV_PCH_PTR_REALLOC): Define.
2318 (TV_PCH_PTR_SORT): Define.
2319 (TV_PCH_RESTORE): Define.
2320 (TV_PCH_CPP_RESTORE): Define.
2322 2010-04-13 Michael Matz <matz@suse.de>
2324 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2326 (can_reassociate_p): New function.
2327 (break_up_subtract_bb, reassociate_bb): Use it.
2329 2010-04-13 Richard Guenther <rguenther@suse.de>
2332 * builtins.c (c_readstr): Fix assert.
2334 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2336 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2337 when generating cltd insn.
2339 (*ashl<mode>3_1): Remove special handling for register operand 2.
2340 (*ashlsi3_1_zext): Ditto.
2341 (*ashlhi3_1): Ditto.
2342 (*ashlhi3_1_lea): Ditto.
2343 (*ashlqi3_1): Ditto.
2344 (*ashlqi3_1_lea): Ditto.
2345 (*<shiftrt_insn><mode>3_1): Ditto.
2346 (*<shiftrt_insn>si3_1_zext): Ditto.
2347 (*<shiftrt_insn>qi3_1_slp): Ditto.
2348 (*<rotate_insn><mode>3_1): Ditto.
2349 (*<rotate_insn>si3_1_zext): Ditto.
2350 (*<rotate_insn>qi3_1_slp): Ditto.
2352 2010-04-13 Richard Guenther <rguenther@suse.de>
2354 * tree-ssa-structalias.c (callused_id): Remove.
2355 (call_stmt_vars): New.
2356 (get_call_vi): Likewise.
2357 (lookup_call_use_vi): Likewise.
2358 (lookup_call_clobber_vi): Likewise.
2359 (get_call_use_vi): Likewise.
2360 (get_call_clobber_vi): Likewise.
2361 (make_transitive_closure_constraints): Likewise.
2362 (handle_const_call): Adjust to do per-call call-used handling.
2363 (handle_pure_call): Likewise.
2364 (find_what_var_points_to): Remove general callused handling.
2365 (init_base_vars): Likewise.
2366 (init_alias_vars): Initialize call_stmt_vars.
2367 (compute_points_to_sets): Process call-used and call-clobbered
2368 vars for call statements.
2369 (delete_points_to_sets): Free call_stmt_vars.
2371 2010-04-13 Richard Guenther <rguenther@suse.de>
2373 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2374 Only add RW dependence for dependence distance zero.
2375 Adjust maximal vectorization factor according to dependences.
2376 Move alignment handling ...
2377 (vect_find_same_alignment_drs): ... here. New function.
2378 (vect_analyze_data_ref_dependences): Adjust.
2379 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2380 (vect_analyze_data_refs): Adjust minimal vectorization factor
2381 according to data references.
2382 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2383 dependences before determining the vectorization factor.
2384 Analyze alignment after determining the vectorization factor.
2385 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2386 dependences before alignment.
2387 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2389 (vect_analyze_data_refs): Likewise.
2390 (MAX_VECTORIZATION_FACTOR): New define.
2392 2010-04-13 Duncan Sands <baldrick@free.fr>
2394 * except.h (lang_eh_type_covers): Remove.
2395 * except.c (lang_eh_type_covers): Likewise.
2397 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2398 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2400 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2401 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2402 UNITS_PER_LONG where it is ABI relevant.
2403 (s390_return_addr_rtx): Likewise.
2404 (s390_back_chain_rtx): Likewise.
2405 (s390_frame_area): Likewise.
2406 (s390_frame_info): Likewise.
2407 (s390_initial_elimination_offset): Likewise.
2408 (save_gprs): Likewise.
2409 (s390_emit_prologue): Likewise.
2410 (s390_emit_epilogue): Likewise.
2411 (s390_function_arg_advance): Likewise.
2412 (s390_function_arg): Likewise.
2413 (s390_va_start): Likewise.
2414 (s390_gimplify_va_arg): Likewise.
2415 (s390_function_profiler): Likewise.
2416 (s390_optimize_prologue): Likewise.
2417 (s390_rtx_costs): Likewise.
2418 (s390_secondary_reload): Likewise.
2419 (s390_promote_function_mode): Likewise.
2420 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2421 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2422 registers available.
2423 (s390_unwind_word_mode): New function.
2424 (s390_function_value): Split 64 bit values into register pair if
2425 used as return value.
2426 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2427 function call parameters. Handle parallels.
2428 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2429 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2430 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2431 (s390_expand_setmem): Remove unused variable src_addr.
2432 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2433 deal with 64 bit registers.
2434 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2435 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2436 (UNITS_PER_LONG): New macro.
2437 * libjava/include/s390-signal.h: Define extended ucontext
2438 structure containing the upper halfs of the 64 bit registers.
2440 2010-04-13 Simon Baldwin <simonb@google.com>
2442 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2444 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2446 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2447 rvalue on the RHS if the LHS is of a non-renamable type.
2448 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2450 2010-04-13 Matthias Klose <doko@ubuntu.com>
2452 * gcc.c (cc1_options): Handle -iplugindir before processing
2453 the cc1 spec. Only add -iplugindir once.
2454 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2456 * common.opt (iplugindir): Remove `Separate' property, initialize.
2457 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2459 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2460 (distclean): Remove plugin dir.
2461 * doc/invoke.texi: Document -iplugindir.
2463 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2465 * doc/plugins.texi (Loading Plugins): Document short
2466 -fplugin=foo option.
2467 (Plugin API): Mention default_plugin_dir_name function.
2469 * gcc.c (find_file_spec_function): Add new declaration.
2470 (static_spec_func): Use it for "find-file".
2471 (find_file_spec_function): Add new function.
2472 (cc1_options): Add -iplugindir option if -fplugin* options found.
2474 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2476 * plugin.c (add_new_plugin): Updated comment, and handle short
2478 (default_plugin_dir_name): Added new function.
2480 * common.opt (iplugindir): New option to set the plugin directory.
2482 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2484 * config/i386/i386.md (any_rotate): New code iterator.
2485 (rotate_insn): New code attribute.
2487 (SWIM124): New mode iterator.
2488 (<rotate_insn>ti3): New expander.
2489 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2490 any_rotate code iterator.
2491 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2492 using any_rotate code iterator and SWIM124 mode iterator.
2493 (ix86_rotlti3): New insn_and_split pattern.
2494 (ix86_rotrti3): Ditto.
2495 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2496 ix86_rotl{di,ti}3 patterns.
2497 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2498 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2499 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2500 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2501 code iterator and SWI mode iterator.
2502 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2503 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2505 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2506 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2507 (bswap rotatert splitter): Add splitter.
2508 (bswap splitter): Macroize splitter using any_rotate code iterator.
2509 Add insn predicate to split only for TARGET_USE_XCHGB or when
2510 optimizing function for size.
2512 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2514 * config/pa/pa.c (emit_move_sequence): Remove use of
2515 deleted variable flag_argument_noalias.
2517 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2519 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2521 Add to unsupported targets list.
2522 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2523 sparc*-sun-solaris2.[567]* from target lists.
2524 * configure: Regenerate.
2525 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2527 Remove Solaris 7 patch references.
2528 (Specific, sparc-sun-solaris2.7): Removed.
2529 (sparc-sun-solaris2*): Update Solaris 7 example.
2530 (sparc64-*-solaris2*): Likewise.
2532 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2534 * config.build (alpha*-dec-osf4*): Remove.
2535 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2536 of obsolete configurations.
2537 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2539 * config/alpha/t-osf4: Renamed to ...
2540 * config/alpha/t-osf5: ... this.
2541 * config/alpha/osf.h: Renamed to ...
2542 * config/alpha/osf5.h: ... this.
2543 Merged old osf5.h contents.
2545 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2546 (EXTRA_SPECS): Removed.
2547 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2548 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2551 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2553 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2555 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2558 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2559 __thiscall convention.
2561 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2563 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2565 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2567 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2569 * function.c (assign_parms_initialize_all): Add unused attribute
2572 2010-04-12 Richard Guenther <rguenther@suse.de>
2574 * gsstruct.def (GSS_CALL): New.
2575 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2576 * gimple.h: Include tree-ssa-alias.h.
2577 (struct gimple_statement_call): New.
2578 (union gimple_statement_struct_d): Add gimple_call member.
2579 (gimple_call_reset_alias_info): Declare.
2580 (gimple_call_use_set): New function.
2581 (gimple_call_clobber_set): Likewise.
2582 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2583 * gimple.c (gimple_call_reset_alias_info): New function.
2584 (gimple_build_call_1): Call it.
2585 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2586 * tree-inline.c (remap_gimple_stmt): Likewise.
2587 (expand_call_inline): Remove callused handling.
2588 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2589 * tree-dfa.c (dump_variable): Likewise.
2590 * tree-parloops.c (parallelize_loops): Likewise.
2591 * tree-ssa.c (init_tree_ssa): Likewise.
2592 (delete_tree_ssa): Likewise.
2593 * tree-flow-inline.h (is_call_used): Remove.
2594 * tree-flow.h (struct gimple_df): Remove callused member.
2595 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2596 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2597 (ref_maybe_used_by_call_p_1): Simplify.
2598 (call_may_clobber_ref_p_1): Likewise.
2599 * tree-ssa-structalias.c (compute_points_to_sets): Set
2600 the call stmt used and clobbered sets.
2601 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2602 (find_tail_calls): Verify the tail call.
2604 2010-04-12 Richard Guenther <rguenther@suse.de>
2606 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2607 single-iteration always-inline inlining.
2608 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2609 (cgraph_decide_inlining): Do not handle always-inline specially.
2610 (try_inline): Remove always-inline cycle detection special case.
2611 Do not recurse on always-inlines.
2612 (cgraph_early_inlining): Do not iterate if not optimizing.
2613 (cgraph_gate_early_inlining): remove.
2614 (pass_early_inline): Run unconditionally.
2615 (gate_cgraph_decide_inlining): New function.
2616 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2617 not inlining or optimizing.
2618 (cgraph_decide_inlining_of_small_functions): Also consider
2619 always-inline functions.
2620 (cgraph_default_inline_p): Return true for nodes which should
2621 disregard inline limits.
2622 (estimate_function_body_sizes): Assume zero size and time for
2623 nodes which are marked as disregarding inline limits.
2624 (cgraph_decide_recursive_inlining): Do not perform recursive
2625 inlining on always-inline nodes.
2627 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2630 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2631 for exprs satisfying handled_component_p.
2633 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2635 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2636 non-constant aggregate elements.
2638 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2639 is a real initialization.
2641 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2644 * c-decl.c (start_function): Move forward check for nested function.
2646 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2648 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2649 * config/sh/sh.c: Include reload.h.
2650 (sh_legitimize_reload_address): New.
2651 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2652 sh_legitimize_reload_address.
2654 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2656 * config/sh/sh.md (*movqi_pop): New insn pattern.
2657 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2659 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2661 * config/i386/i386.md (any_shiftrt): New code iterator.
2662 (shiftrt_insn): New code attribute.
2664 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2665 using any_shiftrt code iterator.
2666 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2667 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2668 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2669 pattern from corresponding peephole2 patterns.
2670 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2671 using any_shiftrt code iterator.
2672 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2673 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2674 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2675 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2676 *{ashr,lshr}<mode>3_cmp_zext.
2677 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2679 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2681 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2683 (*lshr<mode>3_cconly): Ditto.
2685 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2687 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2688 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2689 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2690 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2692 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2693 from corresponding peephole2 patterns.
2694 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2695 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2696 and *lshrdi3_1_rex64 using SWI mode iterator.
2697 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2698 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2699 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2700 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2701 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2702 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2703 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2704 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2705 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2708 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2710 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2711 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2712 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2713 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2715 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2716 from corresponding peephole2 patterns.
2717 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2718 (ashrsi3_cvt): Rename from ashrsi3_31.
2719 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2720 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2721 and x86_64_shift_adj_3 using SWI48 mode iterator.
2722 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2723 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2724 and *ashrdi3_1_rex64 using SWI mode iterator.
2725 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2726 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2727 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2728 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2729 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2730 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2731 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2732 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2733 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2735 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2736 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2737 x86_shift<mode>_adj_3 expanders.
2739 2010-04-10 Wei Guozhi <carrot@google.com>
2742 * config/arm/arm.c (arm_pic_static_addr): New function.
2743 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2745 (arm_output_addr_const_extra): Output expression for new pattern.
2746 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2748 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2750 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2753 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2754 * web.c: Include "insn-config.h" and "recog.h".
2755 (union_match_dups): New function.
2756 (web_main): Call it.
2757 (union_defs): Don't try to recognize match_dups.
2759 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2760 if doing so would replace the entire pattern.
2762 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2766 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2767 and splitter pattern. Change splitter operand 1 predicate to
2770 2010-04-09 Martin Jambor <mjambor@suse.cz>
2772 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2773 lattices are addresses of CONST_DECLs with the same initial value.
2774 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2775 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2777 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2778 Bernd Schmidt <bernds@codesourcery.com>
2780 * loop-invariant.c (replace_uses): New static function.
2781 (move_invariant_reg): Use it to ensure we can replace the uses.
2783 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2785 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2787 (picochip_override_options): Enable section anchors only above -O1.
2788 (picochip_reorg): Fixed a couple of build warnings.
2790 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2792 * configure.ac (plugin -rdynamic test): Log result.
2793 * configure: Regenerate.
2794 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2795 (RDYNAMIC_SPEC): Define.
2796 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2798 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2800 * configure.ac: Determine Sun ld version numbers.
2801 (comdat_group): Restrict GNU ld version checks to gld.
2802 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2803 (enable_comdat): Support --enable-comdat.
2804 * configure: Regenerate.
2805 * doc/install.texi (Configuration): Document --enable-comdat.
2807 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2809 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2810 * config/sol2-gld.h: ... here.
2811 * config.gcc (sparc*-*-solaris2*): Reflect this.
2812 (i[34567]86-*-solaris2*): Use it.
2814 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2816 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2818 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2820 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2823 * diagnostic.c (diagnostic_initialize): Initialize
2824 some_warnings_are_errors.
2825 (diagnostic_finish): New.
2826 (diagnostic_action_after_output): Call it before exiting.
2827 (diagnostic_report_diagnostic): Do not print message here. Set
2828 some_warnings_are_errors.
2829 * diagnostic.h (diagnostic_context): Delete
2830 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2831 (diagnostic_finish): Declare.
2832 * toplev.c (toplev_main): Call it before exit.
2834 2010-04-09 Jason Merrill <jason@redhat.com>
2837 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2838 for incomplete type.
2841 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2842 based on a warning flag.
2844 2010-04-09 Richard Guenther <rguenther@suse.de>
2846 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2848 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2851 * varasm.c (default_assemble_visibility): Wrap vars that are
2852 set, but unused, by targets without GAS.
2853 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2854 Remove set, but unused, vars.
2855 (rs6000_legitimize_tls_address): Likewise.
2856 (altivec_expand_dst_builtin): Likewise.
2857 * config/darwin.c (machopic_classify_symbol): Likewise.
2858 (machopic_indirection_name): Likewise.
2860 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2862 * config/i386/i386.md (DWI): New mode iterator.
2863 (S): New mode attribute.
2864 (shift_operand): Ditto.
2865 (shift_immediate_operand): Ditto.
2866 (ashl_input_operand): Ditto.
2867 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2868 using SDWIM mode iterator.
2869 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2870 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2872 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2873 from corresponding peephole2 patterns.
2874 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2875 and x86_64_shift_adj_1 using SWI48 mode iterator.
2876 (x86_shift<mode>_adj_2): Ditto.
2877 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2878 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2879 using SWI48 mode iterator.
2880 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2881 *ashldi3_cmp_rex64 using SWI mode iterator.
2882 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2883 *ashldi3_cconly_rex64 using SWI mode iterator.
2884 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2885 x86_shift<mode>_adj_{1,2}.
2886 (ix86_split_ashr): Ditto.
2887 (ix86_split_lshr): Ditto.
2889 2010-04-09 Richard Guenther <rguenther@suse.de>
2891 * target.h (builtin_conversion): Pass in input and output types.
2892 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2893 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2894 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2895 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2897 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2899 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2901 2010-04-09 Richard Guenther <rguenther@suse.de>
2904 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2906 2010-04-09 Richard Guenther <rguenther@suse.de>
2908 * tree-vectorizer.h (struct _stmt_vec_info): Document
2909 that vectype is the type of the LHS.
2910 (supportable_widening_operation, supportable_narrowing_operation):
2911 Get both input and output vector types as arguments.
2912 (vect_is_simple_use_1): Declare.
2913 (get_same_sized_vectype): Likewise.
2914 * tree-vect-loop.c (vect_determine_vectorization_factor):
2915 Set STMT_VINFO_VECTYPE to the vector type of the def.
2916 (vectorizable_reduction): Adjust.
2917 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2918 Adjust. Specify the output vector type.
2919 (vect_pattern_recog_1): Adjust.
2920 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2921 (vectorizable_call): Adjust.
2922 (vectorizable_conversion): Likewise.
2923 (vectorizable_operation): Likewise.
2924 (vectorizable_type_demotion): Likewise.
2925 (vectorizable_type_promotion): Likewise.
2926 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2928 (vect_is_simple_use_1): New function.
2929 (supportable_widening_operation): Get both input and output
2931 (supportable_narrowing_operation): Likewise.
2932 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2934 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2936 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2937 __thiscall and _thiscall as predefined macros.
2938 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2939 thiscall attribute handling.
2940 (ix86_comp_type_attributes): Likewise.
2941 (ix86_function_regparm): Likewise.
2942 (ix86_return_pops_args): Likewise.
2943 (init_cumulative_args): Likewise.
2944 (find_drap_reg): Likewise.
2945 (ix86_static_chain): Likewise.
2946 (x86_this_parameter): Likewise.
2947 (x86_output_mi_thunk): Likewise.
2948 (ix86_attribute_table): Add description for thiscall attribute.
2949 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2950 * doc/extend.texi: Add documentation for thiscall.
2952 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2955 * c.opt (Wint-to-pointer-cast): Available in C++.
2956 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2958 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2960 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2961 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2962 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2963 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2964 function type instead. Reorder and simplify checks.
2966 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2968 2010-04-08 Jing Yu <jingyu@google.com>
2969 Zdenek Dvorak <ook@ucw.cz>
2971 PR tree-optimization/42720
2972 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2973 loop unswitch conditions here from ...
2974 (tree_unswitch_single_loop): ... here.
2976 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2978 * tree-if-conv.c: Fix comments and simplify logic.
2980 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2982 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2983 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2984 (main_tree_if_conversion): Update call to tree_if_conversion.
2986 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2989 * doc/invoke.texi (-b,-V): Delete.
2990 * doc/tm.texi: Do not mention -b.
2991 * gcc.c (display_help): Delete -b and -V.
2992 (process_command): Delete -b and -V.
2993 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2995 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2996 Wolfgang Gellerich <gellerich@de.ibm.com>
2998 Implement target hook for loop unrolling
2999 * target.h (loop_unroll_adjust): Add a new target hook function.
3000 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3001 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3002 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3003 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3004 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3006 (decide_unroll_stupid): Likewise.
3008 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3011 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3013 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3015 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3016 (Specific, *-*-solaris2*): Likewise.
3017 Don't prefer Sun as over GNU as.
3019 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3021 * config/s390/s390.c (override_options): Adjust the z10
3022 defaults for max-unroll-times, max-completely-peeled-insns
3023 and max-completely-peel-times.
3025 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3027 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3028 instructions for z10.
3029 (s390_expand_setmem): Likewise.
3030 (s390_expand_cmpmem): Likewise.
3032 2010-04-08 Richard Guenther <rguenther@suse.de>
3034 PR tree-optimization/43679
3035 * tree-ssa-pre.c (eliminate): Only propagate copies.
3037 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3040 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3041 set but not used variable warning.
3043 2010-04-08 Wei Guozhi <carrot@google.com>
3046 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3047 (arm_size_rtx_costs): Call the new function when optimized for size.
3049 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3052 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3053 op0 is not a MEM, just return NULL instead of assertion
3055 (discover_nonconstant_array_refs): Don't walk debug stmts.
3057 2010-04-08 Doug Kwan <dougkwan@google.com>
3059 * configure.ac: Recognize gold and do not use its version number
3060 to test ld features.
3061 * configure: Regenerate.
3063 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3066 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3067 (negate_value): Move code to push elements to broken_up_substracts ...
3068 (eliminate_plus_minus_pair): ... here. Push operands that have no
3069 negative pair to plus_negates.
3070 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3072 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3074 * doc/install.texi (Configuration): Move description of
3075 --enable-lto, --with-libelf*, --enable-gold from Java section to
3078 * doc/generic.texi (Working with declarations)
3079 (Function Properties, C and C++ Trees): Fix typos.
3080 * doc/sourcebuild.texi (Top Level): Likewise.
3082 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3085 * tree.h (DECL_READ_P): Define.
3086 (struct tree_decl_common): Add decl_read_flag.
3087 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3088 a set but not used warning.
3089 (merge_decls): Merge DECL_READ_P flag.
3090 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3091 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3092 * c-common.c (handle_used_attribute, handle_unused_attribute):
3094 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3096 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3098 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3099 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3100 c_parser_binary_expression, c_parser_cast_expression,
3101 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3102 Call default_function_array_read_conversion instead of
3103 default_function_array_conversion where needed.
3104 (c_parser_unary_expression, c_parser_conditional_expression,
3105 c_parser_postfix_expression_after_primary, c_parser_initelt):
3106 Likewise. Call mark_exp_read where needed.
3107 (c_parser_statement_after_labels, c_parser_asm_operands,
3108 c_parser_typeof_specifier, c_parser_sizeof_expression,
3109 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3111 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3113 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3114 (warn_unused_but_set_parameter): Default to warn_unused
3116 * doc/invoke.texi: Document -Wunused-but-set-variable and
3117 -Wunused-but-set-parameter.
3119 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3120 used count variable.
3121 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3122 when operandN variables aren't used in the body of the expander
3124 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3125 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3126 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3127 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3128 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3129 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3130 * tree.c (PROCESS_ARG): Likewise.
3132 2010-04-07 Simon Baldwin <simonb@google.com>
3134 * diagnostic.h (diagnostic_override_option_index): New macro to
3135 set a diagnostic's option_index.
3136 * c-tree.h (c_cpp_error): Add warning reason argument.
3137 * opts.c (_warning_as_error_callback): New.
3138 (register_warning_as_error_callback): Store callback for
3139 warnings enabled via enable_warning_as_error.
3140 (enable_warning_as_error): Call callback, minor code tidy.
3141 * opts.h (register_warning_as_error_callback): Declare.
3142 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3143 response to -Werror=.
3144 (c_common_init_options): Register warning_as_error_callback in opts.c.
3145 * common.opt: Add -Wno-cpp option.
3146 * c-common.c (struct reason_option_codes_t): Map cpp warning
3147 reason codes to gcc option indexes.
3148 * (c_option_controlling_cpp_error): New function, lookup the gcc
3149 option index for a cpp warning reason code.
3150 * (c_cpp_error): Add warning reason argument, call
3151 c_option_controlling_cpp_error for diagnostic_override_option_index.
3152 * doc/invoke.texi: Document -Wno-cpp.
3154 2010-04-07 Richard Guenther <rguenther@suse.de>
3156 * ipa-reference.c (mark_load): Use get_base_address.
3157 (mark_store): Likewise.
3159 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3160 inserting GIMPLE_NOPs into the IL.
3161 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3162 Explicitly strip handled components and indirect references.
3164 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3165 folding address expressions.
3166 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3167 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3168 operand_equal_p to compare decls.
3169 (ptr_deref_may_alias_decl_p): Likewise.
3170 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3171 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3172 Handle reversed comparison ops.
3173 * tree-sra.c (asm_visit_addr): Use get_base_address.
3174 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3175 * ipa-reference.c (mark_address): Use get_base_address.
3177 2010-04-07 Richard Guenther <rguenther@suse.de>
3179 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3180 Propagate constants everywhere.
3182 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3185 * tree.c (MAX_INT_CACHED_PREC): Define.
3186 (nonstandard_integer_type_cache): New array.
3187 (build_nonstandard_integer_type): Cache results for precision
3188 <= MAX_INT_CACHED_PREC.
3190 2010-04-07 Richard Guenther <rguenther@suse.de>
3192 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3193 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3194 * common.opt: Likewise.
3195 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3196 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3197 (nonoverlapping_memrefs_p): Likewise.
3198 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3199 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3200 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3201 OPT_fargument_noalias_global for backward compatibility.
3203 2010-04-07 Richard Guenther <rguenther@suse.de>
3205 PR tree-optimization/43270
3206 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3207 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3208 * tree-ssa-pre.c (phi_translate_1): Adjust.
3209 (fully_constant_expression): Split out vn_reference handling to ...
3210 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3211 Fold reads from constant strings.
3212 (vn_reference_lookup): Handle fully constant references.
3213 (vn_reference_lookup_pieces): Likewise.
3214 * Makefile.in (expmed.o-warn): Add -Wno-error.
3216 2010-04-07 Martin Jambor <mjambor@suse.cz>
3218 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3220 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3223 * gcc.c: Add -static-libstdc++ to list of recognized options.
3225 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3227 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3229 2010-04-07 Richard Guenther <rguenther@suse.de>
3232 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3233 bases build simple mem attributes to retain points-to information.
3235 2010-04-07 Richard Guenther <rguenther@suse.de>
3238 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3239 preserve points-to related information.
3241 2010-04-07 Richard Guenther <rguenther@suse.de>
3244 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3245 discard plain indirect references.
3246 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3247 * tree.c (tree_nop_conversion): Likewise.
3249 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3252 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3254 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3256 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3257 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3259 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3261 * tree-if-conv.c: Fix indentation and comments.
3263 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3265 * tree-if-conv.c: Sort static functions in topological order.
3267 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3269 * tree-if-conv.c: Fix indentation and comments.
3271 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3274 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3275 lang_hooks.types.type_for_size instead of
3276 build_nonstandard_integer_type.
3277 When converting an unsigned type to signed, double its precision.
3278 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3279 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3280 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3283 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3286 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3287 POINTER_PLUS_EXPR for pointer types.
3289 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3292 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3293 * graphite-clast-to-gimple.c: Include langhooks.h.
3294 (max_signed_precision_type): New.
3295 (max_precision_type): Takes two types as arguments.
3296 (precision_for_value): New.
3297 (precision_for_interval): New.
3298 (gcc_type_for_interval): New.
3299 (gcc_type_for_value): New.
3300 (gcc_type_for_clast_term): New.
3301 (gcc_type_for_clast_red): New.
3302 (gcc_type_for_clast_bin): New.
3303 (gcc_type_for_clast_expr): Split up into several functions.
3304 (gcc_type_for_clast_eq): Rewritten.
3305 (compute_bounds_for_level): New.
3306 (compute_type_for_level_1): New.
3307 (compute_type_for_level): New.
3308 (gcc_type_for_cloog_iv): Removed.
3309 (gcc_type_for_iv_of_clast_loop): Rewritten.
3310 (graphite_create_new_loop): Compute the lower and upper bound types
3311 with gcc_type_for_clast_expr.
3312 (graphite_create_new_loop_guard): Same.
3313 (find_cloog_iv_in_expr): Removed.
3314 (compute_cloog_iv_types_1): Removed.
3315 (compute_cloog_iv_types): Removed.
3316 (gloog): Do not call compute_cloog_iv_types.
3317 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3319 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3320 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3321 (GBB_CLOOG_IV_TYPES): Removed.
3323 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3325 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3326 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3327 (detect_commutative_reduction): Same.
3329 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3331 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3332 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3334 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3335 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3336 (rewrite_commutative_reductions_out_of_ssa): Same.
3337 * passes.c (execute_function_todo): Call verify_ssa for every pass
3338 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3339 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3340 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3341 with an extra argument.
3342 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3343 verify_ssa only when the extra argument is true.
3344 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3345 with an extra argument.
3346 (tree_transform_and_unroll_loop): Same.
3348 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3350 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3351 for all the passes of the LNO having LOOP_CLOSED_SSA.
3352 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3353 * tree-loop-distribution.c (pass_loop_distribution): Same.
3354 * tree-pass.h (TODO_verify_loops): Removed.
3355 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3357 (pass_tree_unswitch): Same.
3358 (pass_predcom): Same.
3359 (pass_vectorize): Same.
3360 (pass_linear_transform): Same.
3361 (pass_graphite_transforms): Same.
3362 (pass_iv_canon): Same.
3363 (pass_complete_unroll): Same.
3364 (pass_complete_unrolli): Same.
3365 (pass_parallelize_loops): Same.
3366 (pass_loop_prefetch): Same.
3367 (pass_iv_optimize): Same.
3369 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3372 * passes.c (init_optimization_passes): Move pass_lim before
3373 pass_copy_prop and pass_dce_loop.
3375 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3378 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3379 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3380 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3381 MULTI_* defines for 4 argument vpermil2p* builtins.
3383 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3385 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3386 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3387 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3388 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3389 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3390 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3391 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3392 Use x86_maybe_negate_const_int to output insn mnemonic.
3393 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3394 check from instruction predicate. Update comments.
3395 * config/i386/sync.md (sync_add<mode>): Use
3396 x86_maybe_negate_const_int to output insn mnemonic.
3398 2010-04-06 Jan Hubicka <jh@suse.cz>
3400 PR tree-optimization/42906
3401 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3402 IGNORE_SELF argument. Set visited_control_parents for fully
3404 (find_obviously_necessary_stmts): Update call of
3405 mark_control_dependent_edges_necessary.
3406 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3408 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3410 * config/i386/i386.md: Remove comment about 'e' and 'E'
3413 2010-04-06 Richard Guenther <rguenther@suse.de>
3415 PR tree-optimization/43627
3416 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3417 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3420 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3422 * BASE-VER: Change to 4.6.0.
3425 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3428 2010-04-06 Richard Guenther <rguenther@suse.de>
3431 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3433 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3435 * doc/invoke.texi (Optimize Options): Document that LTO
3436 won't remove object access purely due to incompatible
3439 2010-04-04 Matthias Klose <doko@ubuntu.com>
3441 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3442 Initialize variable.
3444 2010-04-03 Richard Guenther <rguenther@suse.de>
3447 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3448 require a non-NULL MEM_OFFSET.
3450 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3452 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3453 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3454 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3455 config/alpha/predicates.md, config/arm/arm.md,
3456 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3457 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3458 config/darwin9.h, config/darwin.c, config/darwin.h,
3459 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3460 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3461 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3462 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3463 config/mips/mips.md, config/mn10300/mn10300.c,
3464 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3465 config/rs6000/aix.h, config/rs6000/dfp.md,
3466 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3467 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3468 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3469 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3470 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3471 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3472 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3473 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3474 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3475 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3476 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3477 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3478 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3479 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3480 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3481 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3482 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3483 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3484 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3485 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3486 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3487 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3488 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3489 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3490 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3491 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3492 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3493 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3494 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3495 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3496 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3497 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3498 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3499 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3500 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3501 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3503 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3506 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3507 * aclocal.m4: Regenerate.
3509 2010-04-02 Richard Guenther <rguenther@suse.de>
3511 PR tree-optimization/43629
3512 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3513 if we have seen a constant value.
3515 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3517 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3519 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3522 * arm.c (legitimize_tls_address): Adjust call to
3523 gen_tls_load_dot_plus_four.
3524 (arm_note_pic_base): New function.
3525 (arm_cannot_copy_insn_p): Use it.
3526 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3529 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3534 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3536 * Makefile.in ($(out_object_file)): Depend on
3537 gt-$(basename $(notdir $(out_file))).h.
3539 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3541 * config.gcc (lm32-*-rtems*): Add t-lm32.
3543 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3545 * config.gcc: Add lm32-*-rtems*.
3546 * config/lm32/rtems.h: New file.
3548 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3551 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3553 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3555 * dwarf2out.c (output_compilation_unit_header): For
3556 -gdwarf-4 use version 4 instead of version 3.
3557 (output_line_info): For version 4 and above emit additional
3558 maximum ops per insn header field.
3559 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3561 * dwarf2out.c (is_c_family, is_java): Remove.
3562 (lower_bound_default): New function.
3563 (add_bound_info, gen_descr_array_type_die): Use it.
3565 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3568 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3569 re-declaration when it happens in a function.
3571 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3573 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3574 (cgraph_remove_function_insertion_hook): Same.
3575 (cgraph_call_function_insertion_hooks): Same.
3577 2010-04-01 Richard Guenther <rguenther@suse.de>
3580 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3581 and TREE_THIS_VOLATILE.
3582 (copy_ref_info): Likewise.
3583 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3584 * tree.c (build6_stat): Ignore side-effects of all but arg5
3585 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3588 2010-04-01 Richard Guenther <rguenther@suse.de>
3590 PR tree-optimization/43607
3591 * ipa-type-escape.c (check_call): Do not access non-existing
3594 2010-04-01 Richard Guenther <rguenther@suse.de>
3598 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3599 Jack Howarth <howarth@bromo.med.uc.edu>
3601 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3604 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3606 * doc/install.texi (Prerequisites): Document libelf usability on
3607 IRIX 5/6 and Solaris 2.
3608 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3609 Update GNU as, GNU ld requirements.
3610 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3611 Document Sun Studio compiler download.
3612 Update and simplify as, ld recommendations.
3613 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3615 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3617 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3618 with_tune_32 to pentium4.
3620 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3622 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3624 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3626 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3627 obsoletion, removal.
3629 Document GNU as requirement.
3630 Update configure requirements.
3631 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3632 Recomment IRIX 6.5.18+.
3633 Document IDF/IDL requirement.
3634 Document GNU as requirement.
3635 Document GNU ld bootstrap failure.
3636 Remove freeware.sgi.com reference.
3638 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3640 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3641 UNIX V4.0, V5.0 obsoletion, removal.
3642 Remove --with-gc=simple reference.
3643 Update VM requirements during bootstrap.
3644 Remove -oldas bootstrap description.
3645 Update binutils reference.
3646 Remove comparison failure note.
3648 2010-03-31 Richard Guenther <rguenther@suse.de>
3649 Zdenek Dvorak <ook@ucw.cz>
3650 Sebastian Pop <sebastian.pop@amd.com>
3653 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3654 with multiple arguments.
3655 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3657 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3659 * graphite-dependences.c (print_pddr): Call print_pdr with an
3661 * graphite-poly.c (debug_pdr): Add an extra argument for the
3664 (print_pbb_domain): Same.
3666 (print_scop_context): Same.
3668 (print_cloog): Same.
3669 (debug_pbb_domain): Same.
3673 (debug_scop_context): Same.
3675 (debug_cloog): Same.
3676 (print_scop_params): Same.
3677 (debug_scop_params): Same.
3678 (print_iteration_domain): Same.
3679 (print_iteration_domains): Same.
3680 (debug_iteration_domain): Same.
3681 (debug_iteration_domains): Same.
3682 (print_scattering_function): Same.
3683 (print_scattering_functions): Same.
3684 (debug_scattering_function): Same.
3685 (debug_scattering_functions): Same.
3686 * graphite-poly.h (debug_pdr): Update declaration.
3688 (print_pbb_domain): Same.
3690 (print_scop_context): Same.
3692 (print_cloog): Same.
3693 (debug_pbb_domain): Same.
3697 (debug_scop_context): Same.
3699 (debug_cloog): Same.
3700 (print_scop_params): Same.
3701 (debug_scop_params): Same.
3702 (print_iteration_domain): Same.
3703 (print_iteration_domains): Same.
3704 (debug_iteration_domain): Same.
3705 (debug_iteration_domains): Same.
3706 (print_scattering_function): Same.
3707 (print_scattering_functions): Same.
3708 (debug_scattering_function): Same.
3709 (debug_scattering_functions): Same.
3711 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3713 * graphite-poly.c (print_scattering_function_1): New.
3714 (print_scattering_function): Call it.
3715 (print_scop_params): Remove spaces at the end of lines.
3718 * graphite-poly.h (print_cloog): Declared.
3719 (debug_cloog): Declared.
3721 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3723 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3725 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3726 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3727 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3728 to switch between adding the IV bump in loop->latch or in loop->header.
3730 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3732 * graphite-poly.c (print_scattering_function): Pretty print following
3735 (print_pbb_domain): Same.
3736 (dump_gbb_cases): Same.
3737 (dump_gbb_conditions): Same.
3740 (print_scop_params): Same.
3741 (print_scop_context): Same.
3743 (print_pbb_body): New.
3744 (lst_indent_to): New.
3745 (print_lst): Start new lines with a #.
3746 * graphite-poly.h (pbb_bb): New.
3747 (pbb_index): Use pbb_bb.
3748 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3750 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3752 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3754 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3755 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3756 and 0 instead of 1 for dw_val_class_flag.
3757 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3758 dw_val_class_range_list, dw_val_class_loc_list,
3759 dw_val_class_lineptr and dw_val_class_macptr, use
3760 DW_FORM_flag_present for dw_val_class_flag and
3761 DW_FORM_exprloc for dw_val_class_loc.
3762 (output_die): For -gdwarf-4 print dw_val_class_loc
3763 size as uleb128 instead of 1 or 2 bytes and don't print
3764 anything for dw_val_class_flag.
3766 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3767 instead of cselib_lookup following by tweaking locs->setting_insn.
3770 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3771 even before returning from label, setjmp call or volatile asm
3774 2010-03-31 Richard Guenther <rguenther@suse.de>
3777 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3778 temporary data on stack.
3780 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3782 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3783 (PUSHSECTION_ASM_OP): Remove.
3784 (POPSECTION_ASM_OP): Remove.
3785 (PUSHSECTION_FORMAT): Remove.
3786 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3787 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3788 * config/sol2.c (solaris_output_init_fini): Use it.
3790 2010-03-31 Jie Zhang <jie@codesourcery.com>
3793 * opt-functions.awk (var_type_struct): Use signed char type
3794 for simple variables.
3796 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3798 * config/sol2.c: Include output.h.
3799 (solaris_assemble_visibility): New function.
3800 * config/t-sol2 (sol2.o): Add output.h dependency.
3801 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3802 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3805 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3808 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3809 V2SImode or XFmode on PRE_DEC.
3812 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3815 2010-03-31 Jie Zhang <jie@codesourcery.com>
3818 * reload.h (caller_save_initialized_p): Declare.
3819 * toplev.c (backend_init_target): Don't call
3820 init_caller_save but set caller_save_initialized_p to false.
3821 * caller-save.c (caller_save_initialized_p): Define.
3822 (init_caller_save): Check caller_save_initialized_p.
3823 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3825 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3828 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3829 and soft-fp/t-softfp to tmake_file.
3830 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3831 (LIBGCC2_TF_CEXT): Define.
3834 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3837 * cselib.c (n_useless_values): Document handling of debug locs.
3838 (n_useless_debug_values, n_debug_values): New variables.
3839 (new_elt_loc_list): Don't add to debug values, keep count.
3840 (promote_debug_loc): New.
3841 (cselib_reset_table): Zero new variables.
3842 (entry_and_rtx_equal_p): Promote debug locs.
3843 (discard_useless_locs): Increment n_useless_debug_values for
3845 (remove_useless_values): Adjust n_useless_values and n_debug_values
3846 with n_useless_debug_values.
3847 (add_mem_for_addr): Promote debug locs.
3848 (cselib_lookup_mem): Likewise.
3849 (cselib_lookup_addr): Renamed to...
3850 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3851 (cselib_log_lookup): ... this. Turn into...
3852 (cselib_lookup_addr): ... new wrapper.
3853 (cselib_lookup_from_insn): New.
3854 (cselib_invalidate_regno): Increment n_useless_debug_values for
3856 (cselib_invalidate_mem): Likewise.
3857 (cselib_process_insn): Take n_deleted and n_debug_values into
3858 account to guard remove_useless_value call.
3859 (cselib_finish): Zero n_useless_debug_values.
3860 * cselib.h (cselib_lookup_from_insn): Declare.
3861 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3862 (sched_analyze_2): Likewise.
3864 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3866 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3868 (adjust_mems): Replace narrowing SUBREG of expression containing
3869 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3870 with operations in the narrower mode.
3873 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3874 regs_invalidated_by_call instead all call_used_reg_set registers.
3876 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3879 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3880 pointer comparisons with types_compatible_p.
3881 * tree-vect-stmts.c (vectorizable_call): Same.
3882 (vectorizable_condition): Same.
3884 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3886 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3887 stack check if the mask would be zero.
3889 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3890 Jack Howarth <howarth@bromo.med.uc.edu>
3892 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3895 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3898 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3900 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3901 Include ___unordxf2 and ___unordtf2.
3902 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3905 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3907 * config/lm32/t-lm32: New file.
3908 * config.gcc: Use the above file when targetting lm32.
3910 2010-03-28 Duncan Sands <baldrick@free.fr>
3912 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3914 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3917 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3918 Improve vectorization cost model diagnostic.
3920 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3923 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3924 compute_data_dependences_for_loop returns false, early exit
3925 and output an extra diagnostic for the failed data reference
3928 2010-03-29 Richard Guenther <rguenther@suse.de>
3930 PR tree-optimization/43560
3931 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3932 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3934 2010-03-29 Jie Zhang <jie@codesourcery.com>
3937 * toplev.c (process_options): Set optimization_default_node
3938 and optimization_current_node.
3939 * opts.c (decode_options): Don't set optimization_default_node
3940 and optimization_current_node.
3942 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3944 * config/rtems.h: Abandon -qrtems_debug.
3946 2010-03-28 Jan Hubicka <jh@suse.cz>
3948 PR tree-optimization/43505
3949 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3950 map should not be copied.
3952 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3955 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3956 cdtors, set DECL_PRESERVE_P.
3957 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3960 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3962 PR tree-optimization/43528
3963 * stor-layout.c (place_field): Check that constant fits into
3964 unsigned HWI when skipping calculation of MS bitfield layout.
3966 2010-03-27 Jan Hubicka <jh@suse.cz>
3969 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3970 notice_global_symbol work.
3972 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3974 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3975 instead of dwarf2out_decl.
3976 (struct var_loc_node): Remove section_label field.
3977 (dwarf2out_function_decl): New function.
3978 (dwarf2out_var_location): Don't set section_label field.
3979 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3981 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3983 PR tree-optimization/43544
3984 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3985 First argument for builtin vectorized function hook is now a
3986 tree to be able to distinguish between machine specific and
3988 * targhooks.c (default_builtin_vectorized_function): Ditto.
3989 * targhooks.h (default_builtin_vectorized_function): Ditto.
3990 * target.h (struct gcc_target): Ditto.
3991 * tree-vect-stmts.c (vectorizable_function): Ditto.
3992 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3993 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3996 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3999 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4000 nested binding iff it is a FUNCTION_DECL.
4001 (store_parm_decls_newstyle): Pass nested=true to bind for
4002 FUNCTION_DECLs amongst parameters.
4004 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4006 * var-tracking.c (vt_expand_loc_callback): Don't run
4007 cselib_expand_value_rtx_cb in dummy mode if
4008 cselib_dummy_expand_value_rtx_cb returned false.
4010 * var-tracking.c (emit_note_insn_var_location): For one part
4011 notes with offset 0, don't add EXPR_LIST around the location.
4012 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4013 add_location_or_const_value_attribute): Adjust for that change.
4016 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4017 into first operand and location into second.
4018 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4019 dw_cfi_oprnd_loc for DW_CFA_expression.
4020 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4021 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4022 assume first argument is regnum and second argument is location.
4024 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4027 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4028 of scratch register to DImode. Split to DImode comparison operator.
4029 Use SImode subreg of scratch register in the multiplication.
4030 (*cmp_sadd_sidi): Ditto.
4031 (*cmp_ssub_si): Ditto.
4032 (*cmp_ssub_sidi): Ditto.
4034 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4037 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4038 Remove invalid assert and wrong comment.
4040 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4043 * flags.h (final_insns_dump_p): New extern.
4044 * final.c (final_insns_dump_p): New variable.
4045 (rest_of_clean_state): Set it before -fdump-final-insns=
4046 dumping, clear afterwards.
4047 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4048 MEM_ALIAS_SET on MEMs.
4050 2010-03-26 David S. Miller <davem@davemloft.net>
4052 * configure.ac: Fix sparc GOTDATA_OP bug check.
4053 * configure: Rebuild.
4055 2010-03-26 Alan Modra <amodra@gmail.com>
4057 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4059 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4061 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4062 TLS_SECTION_ASM_FLAG.
4064 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4067 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4068 Clear first_function_block_is_cold.
4071 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4072 argument if the argument is truth_value_p.
4074 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4076 * config/rs6000/constraints.md: Update copyright year for my changes.
4079 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4080 used in reg+reg addressing, swap registers.
4082 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4085 * target.h (struct gcc_target): Add code_end hook.
4086 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4088 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4089 * toplev.c (compile_file): Call targetm.asm_out.code_end
4090 hook before unwind info/debug info output.
4091 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4092 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4093 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4094 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4095 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4096 * config/i386/i386.c (ix86_file_end): Renamed to...
4097 (ix86_code_end): ... this. Make static. Don't call
4098 file_end_indicate_exec_stack. Emit unwind info using
4099 final_start_function/final_end_function.
4100 (darwin_x86_file_end): Remove.
4101 (TARGET_ASM_CODE_END): Define.
4102 * config/i386/i386.h (TARGET_ASM_FILE_END,
4103 NEED_INDICATE_EXEC_STACK): Don't define.
4104 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4105 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4106 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4107 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4110 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4111 at the beginning and final_end_function at the end.
4112 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4114 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4116 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4117 and Sun as TLS syntax.
4118 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4119 * configure: Regenerate.
4120 * config.in: Regenerate.
4121 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4122 (default_elf_asm_named_section): Use it.
4123 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4124 (i386_output_dwarf_dtprel): Likewise.
4125 (output_addr_const_extra): Likewise.
4126 (output_pic_addr_const): Lowercase @GOTTPOFF.
4127 (output_addr_const_extra): Likewise.
4128 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4129 (output_addr_const_extra): Likewise.
4130 (output_pic_addr_const): Lowercase @INDNTPOFF.
4131 (output_addr_const_extra): Likewise.
4132 (output_pic_addr_const): Lowercase @NTPOFF.
4133 (output_addr_const_extra): Likewise.
4134 (output_pic_addr_const): Lowercase @TPOFF.
4135 (output_addr_const_extra): Likewise.
4136 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4137 (*tls_global_dynamic_64): Likewise.
4138 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4139 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4141 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4142 (ASM_OUTPUT_TLS_COMMON): Use it.
4143 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4146 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4147 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4148 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4149 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4150 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4151 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4153 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4155 * config/i386/i386.c (override_options): Don't accept
4156 -mtls-dialect=sun any longer.
4157 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4158 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4159 (*tls_local_dynamic_base_32_sun): Likewise.
4160 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4162 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4165 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4166 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4169 * ira.c (adjust_cleared_regs): New function.
4170 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4174 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4176 * expr.c (expand_expr_real): Restore previous
4177 curr_insn_source_location and curr_insn_block after
4178 expand_expr_real_1 call.
4179 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4180 instead of expand_expr_real_1.
4182 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4184 PR rtl-optimization/43413
4185 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4188 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4191 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4192 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4194 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4196 * config/i386/i386.c (ix86_target_string): Add -mfma.
4197 Fix a typo in comment.
4199 2010-03-22 Mike Stump <mikestump@comcast.net>
4202 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4203 Don't overly align based upon packed packed fields.
4205 2010-03-22 Jason Merrill <jason@redhat.com>
4207 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4208 Use () rather than [], and move before the element type.
4210 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4212 * doc/configfiles.texi (Configuration Files): Removed
4213 fixinc/Makefile*, intl/Makefile.*.
4214 * doc/makefile.texi: Fixed markup. Abstract from version
4215 control system used.
4216 (Makefile): Removed obsolete gcc/java/parse.y example.
4217 * doc/sourcebuild.texi: Likewise.
4218 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4219 libgomp, libssp. Removed fastjar.
4220 (Miscellaneous Docs): Clarify location.
4221 Added COPYING3, COPYING3.LIB.
4222 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4224 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4227 * config/i386/i386.c (x86_function_profiler)
4228 [!NO_PROFILE_COUNTERS]: Fix typo.
4229 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4232 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4233 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4235 * doc/sourcebuild.texi (Test Directives): Split into six
4236 subsections, with most of the current text in new subsections
4237 Directives, Selectors, and Final Actions.
4238 (Directives): Split list of test directives into multiple
4240 (Selectors): Describe use and syntax of selectors.
4241 (Effective-Target Keywords): Describe all existing keywords.
4242 (Add Options): Describe features for dg-add-options.
4243 (Require Support): Describe variants of dg-require-support.
4244 (Final Actions): Describe commands to use in dg-final.
4246 2010-03-22 Michael Matz <matz@suse.de>
4249 * recog.c (validate_replace_rtx_group): Replace also in
4250 REG_EQUAL and REG_EQUIV notes.
4252 2010-03-22 Richard Guenther <rguenther@suse.de>
4254 PR tree-optimization/43390
4255 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4256 sure vector extracts are type correct.
4258 2010-03-22 Richard Guenther <rguenther@suse.de>
4261 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4262 x * sqrt (x) even when optimizing for size if the target
4263 has native support for sqrt.
4265 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4267 * varasm.c (make_decl_rtl_for_debug): Also clear
4268 flag_mudflap for the duration of make_decl_rtl call.
4271 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4272 locs from preserved VALUEs.
4274 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4277 * pa.md (movmemsi): Set align to one if zero.
4278 (movmemdi): Likewise.
4280 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4283 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4284 with their corresponding prologue pushes.
4286 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4289 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4290 at the begining or end.
4291 (spu_expand_epilogue): Likewise.
4293 2010-03-20 Richard Guenther <rguenther@suse.de>
4295 PR rtl-optimization/43438
4296 * combine.c (make_extraction): Properly zero-/sign-extend an
4297 extraction of the low part of a CONST_INT. Also handle
4300 2010-03-19 Mike Stump <mikestump@comcast.net>
4302 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4303 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4304 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4306 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4309 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4312 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4314 PR rtl-optimization/42258
4315 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4316 use that may match DEF.
4319 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4320 the cost of loading the constant rather than assuming
4322 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4323 outer code is AND, do the same tests as the andsi3 expander and
4324 return COSTS_N_INSNS (1) if and is cheap.
4326 * optabs.c (avoid_expensive_constant): Fix formatting.
4328 2010-03-19 Michael Matz <matz@suse.de>
4331 * attribs.c (decl_attributes): When rebuilding a function pointer
4332 type use the same qualifiers as the original pointer type.
4334 2010-03-19 Martin Jambor <mjambor@suse.cz>
4336 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4337 and is_gimple_ip_invariant_address.
4339 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4342 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4344 * config/arm/arm.c (arm_override_options): Turn off
4345 flag_dwarf2_cfi_asm for AAPCS variants.
4347 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4350 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4351 Use PRE_MODIFY instead of PRE_DEC.
4352 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4353 (vfp_emit_fstmd): Likewise.
4355 2010-03-19 Michael Matz <matz@suse.de>
4358 * builtins.c (expand_builtin_interclass_mathfn,
4359 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4362 2010-03-19 Richard Guenther <rguenther@suse.de>
4364 PR tree-optimization/43415
4365 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4366 (phi_translate_1): ... this.
4367 (phi_translate): Move all caching here. Cache all NARY
4368 and REFERENCE translations.
4370 2010-03-19 David S. Miller <davem@davemloft.net>
4372 With help from Eric Botcazou.
4373 * config/sparc/sparc.c: Include dwarf2out.h.
4374 (emit_pic_helper): Delete.
4375 (pic_helper_symbol_name): Delete.
4376 (pic_helper_emitted_p): Delete.
4377 (pic_helper_needed): New.
4378 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4379 (get_pc_thunk_name): New.
4380 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4381 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4382 Set pic_helper_needed to true. Don't call emit_pic_helper.
4383 (sparc_expand_prologue): Update load_pic_register call.
4384 (sparc_output_mi_thunk): Likewise.
4385 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4386 thunk if possible. Output CFI information as needed.
4388 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4389 Jack Howarth <howarth@bromo.med.uc.edu>
4392 * config/i386/i386.h: Fix ABI on darwin x86-32.
4394 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4396 * tree.h: Declare make_decl_rtl_for_debug.
4397 * varasm.c (make_decl_rtl_for_debug): New.
4398 * dwarf2out.c (rtl_for_decl_location): Call it.
4399 * cfgexpand.c (expand_debug_expr): Call it.
4401 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4404 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4408 * var-tracking.c (vt_init_cfa_base): Do nothing if
4409 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4411 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4414 * var-tracking.c (canonicalize_vars_star): New.
4415 (dataflow_post_merge_adjust): Use it.
4417 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4420 * var-tracking.c (non_suitable_const): New function.
4421 (add_uses): For DEBUG_INSNs with constants, don't record any
4422 value, instead just the constant value itself.
4423 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4424 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4425 (emit_notes_in_bb): Likewise.
4426 (emit_note_insn_var_location): For onepart variables if
4427 cur_loc is a VOIDmode constant, use DECL_MODE.
4429 2010-03-18 Martin Jambor <mjambor@suse.cz>
4432 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4433 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4434 all non-clones. Moved call redirection...
4435 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4436 (cgraph_materialize_all_clones): Dispose of all
4437 combined_args_to_skip bitmaps.
4438 (verify_cgraph_node): Do not check for edges pointing to wrong
4439 nodes in inline clones.
4440 * tree-inline.c (copy_bb): Call
4441 cgraph_redirect_edge_call_stmt_to_callee.
4442 * ipa.c (cgraph_remove_unreachable_nodes): Call
4443 cgraph_node_remove_callees even when there are used clones.
4445 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4447 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4449 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4452 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4455 2010-03-18 Michael Matz <matz@suse.de>
4458 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4459 into sqrt(x) if we need to preserve signed zeros.
4461 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4462 Eric Botcazou <ebotcazou@adacore.com>
4464 PR rtl-optimization/43360
4465 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4466 note if we don't know its invariant status.
4468 2010-03-18 Michael Matz <matz@suse.de>
4470 PR tree-optimization/43402
4471 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4472 PHI chains of ssa names registered for update.
4474 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4477 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4478 non-offsettable and pre_modify update addressing.
4479 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4480 and "2" alternatives "#".
4481 (*movdd_softfloat32): Make all alternatives "#";
4482 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4483 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4484 (*movdf_softfloat32): Make all alternatives "#";
4485 (movdi): Use the new DIFD mode iterator to create a common splitter
4486 for movdi, movdf and movdd patterns.
4488 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4490 * common.opt (dumpdir): Remove redundant tab.
4492 2010-03-17 Martin Jambor <mjambor@suse.cz>
4494 PR tree-optimization/43347
4495 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4496 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4498 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4500 PR rtl-optimization/42216
4501 * regrename.c (create_new_chain): New function, broken out from...
4502 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4503 appending a use to an empty chain.
4504 (build_def_use): Remove previous changes that convert OP_INOUT to
4505 OP_OUT operands; instead detect the case where an OP_INOUT operand
4506 uses a previously untracked register and create an empty chain for it.
4508 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4510 * doc/extend.texi (Function Attributes): Rewrite unfinished
4511 sentence in ms_abi documentation.
4513 2010-03-17 Alan Modra <amodra@gmail.com>
4515 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4516 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4517 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4518 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4520 2010-03-16 Richard Henderson <rth@redhat.com>
4523 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4524 (lower_try_finally): Save and restore eh_seq around the expansion
4527 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4529 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4530 statements before splitting block.
4532 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4534 * doc/sourcebuild.texi (Testsuites): Fix markup.
4535 Use pathnames relative to gcc/testsuite.
4536 (Test Directives): Move description of how timeout is determined.
4537 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4538 (C Tests): Correct gcc.misc-tests directory.
4539 Framework tests now live in gcc.test-framework.
4541 2010-03-16 Richard Guenther <rguenther@suse.de>
4544 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4545 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4547 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4548 Alexandre Oliva <aoliva@redhat.com>
4550 PR tree-optimization/42917
4551 * lambda-code.c (remove_iv): Skip debug statements.
4552 (lambda_loopnest_to_gcc_loopnest): Likewise.
4553 (not_interesting_stmt): Debug statements are not interesting.
4555 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4559 * cselib.c (cselib_preserve_constants,
4560 cfa_base_preserved_val): New static variables.
4561 (preserve_only_constants): New function.
4562 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4563 clear its REG_VALUES. If cselib_preserve_constants, don't
4564 empty the whole hash table, but preserve there VALUEs with constants,
4565 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4566 (cselib_preserve_cfa_base_value): New function.
4567 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4568 (cselib_init): Change argument to int bitfield. Set
4569 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4571 (cselib_finish): Clear cselib_preserve_constants and
4572 cfa_base_preserved_val.
4573 * cselib.h (enum cselib_record_what): New enum.
4574 (cselib_init): Change argument to int.
4575 (cselib_preserve_cfa_base_value): New prototype.
4576 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4577 * dse.c (dse_step1): Likewise.
4578 * cfgcleanup.c (thread_jump): Likewise.
4579 * sched-deps.c (sched_analyze): Likewise.
4580 * gcse.c (local_cprop_pass): Likewise.
4581 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4582 If FN is non-NULL, call the callback always and whenever it returns
4583 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4584 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4585 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4586 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4587 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4588 * var-tracking.c: Include recog.h.
4589 (bb_stack_adjust_offset): Remove.
4590 (vt_stack_adjustments): Don't call it, instead just gather the
4591 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4592 (adjust_stack_reference): Remove.
4593 (compute_cfa_pointer): New function.
4594 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4595 (struct adjust_mem_data): New type.
4596 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4598 (get_address_mode): New function.
4599 (replace_expr_with_values): Use it.
4600 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4601 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4602 (adjust_sets): Remove.
4603 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4604 Use get_address_mode.
4605 (get_adjusted_src): Remove.
4606 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4607 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4608 (add_with_sets): Don't call adjust_sets.
4609 (fp_setter, vt_init_cfa_base): New functions.
4610 (vt_initialize): Change return type to bool. Move most of pool etc.
4611 initialization to the beginning of the function from end. Pass
4612 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4613 If !frame_pointer_needed, call vt_stack_adjustment before mos
4614 vector is filled, call vt_init_cfa_base if argp/framep has been
4615 eliminated to sp. If frame_pointer_needed and argp/framep has
4616 been eliminated to hard frame pointer, set
4617 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4618 encountering fp setter in the prologue. For MO_ADJUST, call
4619 log_op_type before pusing the op into mos vector, not afterwards.
4620 Call adjust_insn before cselib_process_insn/add_with_sets,
4621 call cancel_changes (0) afterwards.
4622 (variable_tracking_main_1): Adjust for vt_initialize calling
4623 vt_stack_adjustments and returning whether it succeeded or not.
4625 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4627 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4630 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4632 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4634 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4635 drap_reg has not been set.
4637 2010-03-15 Michael Matz <matz@suse.de>
4640 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4641 use it to expand block copies.
4642 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4643 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4644 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4646 2010-03-15 Richard Guenther <rguenther@suse.de>
4648 PR tree-optimization/43367
4649 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4652 2010-03-15 Richard Guenther <rguenther@suse.de>
4654 PR tree-optimization/43317
4655 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4657 2010-03-15 Martin Jambor <mjambor@suse.cz>
4659 PR tree-optimization/43141
4660 * tree-sra.c (create_abstract_origin): New function.
4661 (modify_function): Call create_abstract_origin.
4663 2010-03-15 Chris Demetriou <cgd@google.com>
4665 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4668 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4671 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4672 call insert_out_of_ssa_copy for default definitions.
4674 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4676 * graphite-clast-to-gimple.c (my_long_long): Defined.
4677 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4678 * graphite-sese-to-poly.c (my_long_long): Defined.
4679 (scop_ivs_can_be_represented): Use it.
4681 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4683 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4684 graphite-max-bbs-per-function, and loop-block-tile-size.
4685 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4687 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4689 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4691 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4692 forward declaration.
4693 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4694 (add_upper_bounds_from_estimated_nit): New.
4695 (build_loop_iteration_domains): Use it.
4697 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4699 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4701 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4704 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4705 should be an INTEGER_CST. Also handle CASE_CONVERT.
4707 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4709 * graphite.c (graphite_initialize): To bound the number of bbs per
4710 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4711 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4712 * doc/invoke.texi: Document it.
4714 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4716 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4717 * graphite-sese-to-poly.h (build_poly_scop): Same.
4719 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4721 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4722 the number of parameters in the scop. Use as an upper bound
4723 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4724 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4725 * doc/invoke.texi: Document it.
4727 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4729 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4730 * doc/c-tree.texi: Remove.
4731 * doc/generic.texi: Merge c-tree.texi here.
4732 * doc/gccint.texi (Trees): Remove menu entry.
4733 (c-tree.texi): Remove @include.
4734 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4735 * doc/languages.texi (Reading RTL): Ditto.
4737 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4740 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4742 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4745 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4746 code added to work around reload clobbering CONST insns.
4748 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4750 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4751 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4752 (cselib_preserve_only_values): Remove retain argument, don't
4753 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4754 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4755 * var-tracking.c (micro_operation): Move insn field before union.
4756 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4757 (struct variable_tracking_info_def): Remove n_mos field, change
4758 mos into a vector of micro_operations.
4759 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4760 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4761 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4762 changing into a vector.
4763 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4764 come before all other uops generated by add_stores.
4765 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4767 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4768 a vector. Run just one pass over the bbs instead of separate counting
4769 and computation phase.
4770 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4773 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4774 into *nonlocalized_list vector.
4775 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4776 even if origin is non-NULL.
4777 (gen_variable_die): Likewise.
4778 (process_scope_var): Don't change origin.
4779 (gen_decl_die): Likewise.
4780 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4781 before adding new edges instead of after it, fix moving over
4784 2010-03-11 David S. Miller <davem@davemloft.net>
4786 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4788 * configure: Rebuild.
4790 2010-03-11 Martin Jambor <mjambor@suse.cz>
4792 PR tree-optimization/43257
4793 * tree.c (assign_assembler_name_if_neeeded): New function.
4794 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4796 * tree.h (assign_assembler_name_if_neeeded): Declare.
4797 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4798 the function if needed.
4800 2010-03-11 Chris Demetriou <cgd@google.com>
4802 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4803 include/stdint-gcc.h, and include/stdint.h world-readable.
4805 2010-03-11 Richard Guenther <rguenther@suse.de>
4807 PR tree-optimization/43255
4808 * tree-vrp.c (process_assert_insertions_for): Do not insert
4809 asserts for trivial conditions.
4811 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4813 PR tree-optimization/43280
4814 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4815 generation. Move calculation of size out of the if branch.
4816 (find_bswap): Modify compare number generation.
4818 2010-03-11 Richard Guenther <rguenther@suse.de>
4821 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4822 (input_gimple_stmt): Fixup handled component types during
4823 operand read. Also fix up decls in ADDR_EXPRs.
4825 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4827 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4828 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4830 2010-03-10 Jan Hubicka <jh@suse.cz>
4833 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4834 * varasm.c (get_variable_section): Don't do that here...
4835 (make_decl_rtl): ... and here.
4836 (do_assemble_alias): Produce decl RTL.
4837 (assemble_alias): Likewise.
4839 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4842 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4843 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4845 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4846 (based_loc_descr): Only express drap or vdrap regno based expressions
4847 using DW_OP_fbreg when not optimizing.
4848 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4849 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4850 REG_CFA_SET_VDRAP note.
4852 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4854 PR tree-optimization/43236
4855 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4856 error in calculation of base address in reverse iteration case.
4857 (generate_builtin): Take number of latch executions if the statement
4860 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4863 * tree-eh.c: Include pointer-set.h.
4864 (lower_eh_dispatch): Filter out duplicate case labels and
4865 remove the unneeded edge when the label is unused. Return
4866 true when some edges are removed.
4867 (execute_lower_eh_dispatch): When any lowering resulted in
4868 removing an edge, also delete unreachable blocks.
4870 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4873 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4874 UNSPEC_MACHOPIC_OFFSET.
4876 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4879 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4880 (m68k_delegitimize_address): New function.
4882 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4885 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4888 * var-tracking.c (adjust_sets): New function.
4889 (count_with_sets, add_with_sets): Use it.
4890 (get_adjusted_src): New inline function.
4891 (add_stores): Use it.
4894 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4895 call cselib_dummy_expand_value_rtx_cb instead of
4896 cselib_expand_value_rtx_cb.
4899 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4900 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4901 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4902 and .cfi_endproc around the pic thunks.
4903 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4904 all queued unwind info register saves are saved before the call.
4905 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4906 considered as sp-=4 for unwind info and the pop as sp+=4 which
4907 also clobbers dest, but doesn't actually restore it.
4910 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4911 RTX_FRAME_RELATED_P.
4913 2010-03-09 Jie Zhang <jie@codesourcery.com>
4915 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4916 whitespaces in output template.
4918 2010-03-09 Jie Zhang <jie@codesourcery.com>
4920 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4923 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4925 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4926 builtins.exp in a separate job.
4928 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4930 * graphite-sese-to-poly.c (add_param_constraints): Use
4931 lower_bound_in_type and upper_bound_in_type.
4933 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4935 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4936 instead of unsigned_type_node.
4938 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4939 Reza Yazdani <reza.yazdani@amd.com>
4942 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4943 on pointer type parameters.
4945 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4949 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4950 handle conversions from pointer to integers.
4951 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4952 induction variable, to be able to work with code generated by CLooG.
4953 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4954 (build_poly_scop): Bail out if we cannot codegen a loop.
4956 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4958 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4959 code generation with gloog_error.
4961 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4963 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4964 Call fold_convert on all the returned values.
4965 (expand_scalar_variables_expr): Pass to
4966 expand_scalar_variables_ssa_name the type of the resulting expression.
4968 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4970 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4971 ppl_min_for_le_pointset.
4972 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4973 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4975 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4977 * graphite-dependences.c (map_into_dep_poly): Removed.
4978 (dependence_polyhedron_1): Use combine_context_id_scat.
4980 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4982 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4983 (struct poly_bb): Same.
4984 (combine_context_id_scat): New.
4986 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4989 * sese.c (name_defined_in_loop_p): Return false for default
4992 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4994 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4995 and clean up the logic.
4997 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4999 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5002 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5004 * var-tracking.c (remove_cselib_value_chains): Define only for
5006 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5007 delete_slot_part, emit_notes_for_differences_1): Don't call
5008 remove_cselib_value_chains here.
5009 (set_slot_part, emit_notes_for_differences_2): Don't call
5010 add_cselib_value_chains here.
5011 (preserved_values): New vector.
5012 (preserve_value): New function.
5013 (add_uses, add_stores, vt_add_function_parameters): Use it
5014 instead of cselib_preserve_value.
5015 (changed_values_stack): New vector.
5016 (check_changed_vars_0): New function.
5017 (check_changed_vars_1, check_changed_vars_2): Use it.
5018 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5019 changed_values_stack VALUEs.
5020 (vt_emit_notes): For all preserved_values call
5021 add_cselib_value_chains. If ENABLE_CHECKING call
5022 remove_cselib_value_chains before verifying value_chains is empty.
5023 Initialize and free changed_values_stack.
5024 (vt_initialize): Initialize preserved_values.
5025 (vt_finalize): Free preserved_values.
5027 2010-03-08 Richard Guenther <rguenther@suse.de>
5029 PR tree-optimization/43269
5030 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5033 2010-03-08 Martin Jambor <mjambor@suse.cz>
5035 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5036 (ipa_is_param_called): Removed.
5037 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5038 (ipa_print_node_params): Do not print the called flag.
5039 (ipa_write_node_info): Do not stream the called flag.
5040 (ipa_read_node_info): Likewise.
5042 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5045 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5046 * cselib.c (struct expand_value_data): Add dummy field.
5047 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5049 (cselib_dummy_expand_value_rtx_cb): New function.
5050 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5052 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5053 * var-tracking.c: Include pointer-set.h.
5054 (variable): Change n_var_parts to char from int. Add
5055 cur_loc_changed and in_changed_variables fields.
5056 (variable_canonicalize): Remove.
5057 (shared_var_p): New inline function.
5058 (unshare_variable): Maintain cur_loc_changed and
5059 in_changed_variables fields. If var was in changed_variables,
5060 replace it there with new_var. Just copy cur_loc instead of
5061 resetting it to something else.
5062 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5063 (dataflow_set_union): Don't call variable_canonicalize.
5064 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5065 of their DEBUG_EXPR_TREE_DECLs.
5066 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5067 and in_changed_variables and cur_loc_changed is false.
5068 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5069 and cur_loc_changed. Don't update cur_loc here.
5070 (variable_merge_over_src): Don't call variable_canonicalize.
5071 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5072 removing loc that is equal to cur_loc, clear cur_loc,
5073 set cur_loc_changed and ensure variable_was_changed is called.
5074 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5075 compare pointers in cur_loc check, if it is equal to loc,
5076 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5077 (variable_different_p): Remove compare_current_location argument,
5078 don't compare cur_loc.
5079 (dataflow_set_different_1): Adjust variable_different_p caller.
5080 (variable_was_changed): If dv had some var in changed_variables
5081 already, reset in_changed_variables flag for it and propagate
5082 cur_loc_changed over to the new variable. On empty var
5083 always set cur_loc_changed. Set in_changed_variables on whatever
5084 var is added to changed_variables.
5085 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5086 Use shared_var_p. When removing loc that is equal to cur_loc,
5087 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5088 end, don't set it to something else, just call variable_was_changed.
5089 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5090 loc being removed, clear cur_loc and set cur_loc_changed.
5091 Set cur_loc_changed if all locations have been removed.
5092 (struct expand_loc_callback_data): New type.
5093 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5094 allocated. Always create SUBREGs if simplify_subreg failed.
5095 Prefer to use cur_loc, when that fails and still in
5096 changed_variables (and seen first time) recompute it. Set
5097 cur_loc_changed of variables which had to change cur_loc and
5098 compute elcd->cur_loc_changed if any of the subexpressions used
5099 had to change cur_loc.
5100 (vt_expand_loc): Adjust to pass arguments in
5101 expand_loc_callback_data structure.
5102 (vt_expand_loc_dummy): New function.
5103 (emitted_notes): New variable.
5104 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5105 that weren't used for any other decl in current
5106 emit_notes_for_changes call call vt_expand_loc_dummy to update
5107 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5108 first loc_chain location if NULL before. Always use just
5109 cur_loc instead of first loc_chain location. When cur_loc_changed
5110 is false, when not --enable-checking=rtl just don't emit any note.
5111 When rtl checking, compute the note and assert it is the same
5112 as previous note. Clear cur_loc_changed and in_changed_variables
5113 at the end before removing from changed_variables.
5114 (check_changed_vars_3): New function.
5115 (emit_notes_for_changes): Traverse changed_vars to call
5116 check_changed_vars_3 on each changed var.
5117 (emit_notes_for_differences_1): Clear cur_loc_changed and
5118 in_changed_variables. Recompute cur_loc of new_var.
5119 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5120 (vt_emit_notes): Initialize and destroy emitted_notes.
5122 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5124 PR rtl-optimization/42220
5125 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5126 Use verify_reg_tracked to determine if we should use OP_OUT rather
5128 (build_def_use): If we see an in-out operand for a register that we
5129 know nothing about, treat is an output if possible, fail the block if
5132 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5135 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5138 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5141 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5142 uses of relevant DEFs that are dead outside the loop too.
5144 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5146 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5148 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5150 * var-tracking.c (values_to_unmark): New variable.
5151 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5152 values_to_unmark vector. Moved body to...
5153 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5154 instead queue it into values_to_unmark vector.
5155 (vt_find_locations): Free values_to_unmark vector.
5157 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5159 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5160 (site.exp): Export them when plugins are enabled.
5162 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5165 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5167 (chrec_fold_multiply): Same.
5169 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5172 * c-decl.c (build_compound_literal): Return early if init is
5175 2010-03-04 Martin Jambor <mjambor@suse.cz>
5177 PR tree-optimization/43164
5178 PR tree-optimization/43191
5179 * tree-sra.c (type_consists_of_records_p): Reject records with
5180 zero-size bit-fields at the end.
5182 2010-03-04 Mike Stump <mikestump@comcast.net>
5184 * Makefile.in (TAGS): Remove *.y.
5186 2010-03-04 Richard Guenther <rguenther@suse.de>
5188 PR tree-optimization/40761
5189 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5191 (my_rev_post_order_compute): New function.
5192 (init_pre): Call it.
5194 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5197 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5198 decrease the cost of an IV candidate when the cost is infinite.
5200 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5202 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5203 Use '3DNow!' for the extension of that name, ensure normal space
5205 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5207 2010-03-03 Jeff Law <law@redhat.com>
5209 * PR middle-end/32693
5210 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5211 than gen_rtx_SUBREG.
5212 (extract_bit_field_1): Likewise.
5214 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5216 * doc/sourcebuild.texi (Test directives): Document that arguments
5217 include-opts and exclude-opts are now optional for dg-skip-if,
5218 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5220 2010-03-03 Jason Merrill <jason@redhat.com>
5223 * cgraph.h (varpool_node): Add extra_name field.
5224 * varpool.c (varpool_extra_name_alias): New.
5225 (varpool_assemble_decl): Emit extra name aliases.
5226 (varpool_mark_needed_node): Look past an extra name alias.
5227 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5228 * lto-streamer-in.c (lto_input_tree): Read it.
5229 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5231 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5233 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5234 (sparc*-*-solaris2*): ...this.
5236 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5239 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5240 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5241 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5242 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5245 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5246 fallthrough to default handling, just with want_address 0 instead of 2.
5247 For single element lists, add_AT_loc directly, otherwise create an
5248 artificial variable DIE and stick location list to it.
5251 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5252 (VAL_EXPR_HAS_REVERSE): Define.
5253 (reverse_op): New function.
5254 (add_stores): For reversible operations add an extra MO_VAL_USE.
5256 2010-03-02 Jason Merrill <jason@redhat.com>
5258 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5260 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5262 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5263 (sparc64-*-linux*): Likewise.
5264 (sparc64-*-solaris2*): Include assembler files before linker ones.
5265 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5266 * config/sparc/gas.h: Delete.
5267 * config/sparc/sol2-64.h: Add copyright notice.
5268 * config/sparc/sol2-gas-bi.h: Likewise.
5269 * config/sparc/sol2-gld.h: Likewise.
5270 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5271 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5272 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5273 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5274 (sparc_elf_asm_named_section): Rename into...
5275 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5277 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5279 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5281 2010-03-02 Jeff Law <law@redhat.com>
5284 * reload1.c (rtx_p, substitute_stack): Declare.
5285 (substitute): Record addresses of changed rtxs.
5286 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5287 Restore the original rtx when complete.
5288 (reload): Free subsitute_stack when complete.
5290 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5292 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5293 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5295 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5296 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5297 Torture Tests): Change from subsection to section.
5299 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5300 Steven Bosscher <steven@gcc.gnu.org>
5302 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5305 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5308 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5309 the assignment from the new induction variable to the assignment
5310 of the value from the original loop PHI function.
5312 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5313 Daniel Jacobowitz <dan@codesourcery.com>
5315 * doc/sourcebuild.texi (Test directives): Clarify options to
5318 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5320 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5321 Disable cfi directives unless GCC and gas agree on using read-only
5322 .eh_frame sections for 64-bit.
5323 * configure: Regenerate.
5325 2010-03-01 Richard Guenther <rguenther@suse.de>
5327 PR tree-optimization/43220
5328 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5329 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5331 2010-03-01 Richard Guenther <rguenther@suse.de>
5332 Martin Jambor <mjambor@suse.cz>
5335 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5336 gimplified parameters.
5338 2010-03-01 Christian Bruel <christian.bruel@st.com>
5340 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5342 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5344 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5346 2010-03-01 Richard Guenther <rguenther@suse.de>
5349 * expr.c (expand_assignment): Use the alias-oracle to tell
5350 if the rhs aliases the result decl.
5352 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5355 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5356 to sol_gt_pch_get_address.
5357 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5358 64-bit, SPARC and x86.
5359 (sol_gt_pch_get_address): New function.
5361 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5363 * toplev.h (inform_n, error_n): Declare.
5364 * diagnostic.c (inform_n, error_n): New function.
5366 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5368 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5369 has no rtl yet when processing local_decls, queue it and recheck
5370 if deferred stack allocation hasn't assigned it rtl.
5372 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5374 * config/sh/sh.c (unspec_bbr_uid): New.
5375 (gen_block_redirect): Use it instead of INSN_UID.
5376 (gen_far_branch): Likewise.
5378 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5380 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5381 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5383 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5385 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5386 (Warning Options): -Wno-conversion-null is valid for
5387 Objective-C++ as well.
5388 * doc/tm.texi (Named Address Spaces): Likewise.
5389 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5390 * doc/tree-ssa.texi (Tree SSA): Likewise.
5392 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5395 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5396 by default. Don't set the default arch for
5397 i[34567]86-*-darwin*|x86_64-*-darwin*.
5399 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5402 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5403 default. Set the default 32bit/64bit archs with $with_arch
5404 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5406 2010-02-27 Richard Guenther <rguenther@suse.de>
5408 PR tree-optimization/43186
5409 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5410 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5411 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5412 unroller iterations.
5414 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5416 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5417 required and i[34567]86-*-* targets don't support 64bit ISA.
5419 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5422 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5425 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5427 * config.gcc: Set the default arch at least to Prescott for
5428 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5429 if SSE math is enabled.
5431 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5433 * diagnostic.c (diagnostic_initialize): Update.
5434 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5436 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5437 (diagnostic_inhibit_notes): New.
5438 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5440 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5443 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5444 * doc/standards.texi: Likewise.
5445 * doc/extend.texi: Likewise.
5446 * doc/trouble.texi: Likewise.
5447 * doc/cppopts.texi: Likewise.
5448 * doc/install.texi: Likewise.
5449 * c.opt (std=c90,std=gnu90): New options.
5450 * c-opts.c (c_common_handle_option): Handle them.
5452 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5455 * c-decl.c (undeclared_variable): Use an informative note.
5457 2010-02-26 Richard Guenther <rguenther@suse.de>
5459 PR tree-optimization/43186
5460 * gimple.h (gimple_fold): Remove.
5461 * gimple.c (gimple_fold): Remove. Inline into single user ...
5462 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5463 Try harder for conditions.
5465 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5468 * function.c (used_types_insert): Don't skip through named pointer
5469 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5470 and it is different from the main variant's type.
5472 2010-02-26 Nick Clifton <nickc@redhat.com>
5474 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5476 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5478 * config.gcc: Support --with-fpmath=sse for x86.
5480 * config/i386/ssemath.h: New.
5482 * doc/install.texi (--with-fpmath=sse): Documented.
5484 2010-02-26 Richard Guenther <rguenther@suse.de>
5486 PR tree-optimization/43188
5487 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5488 vector types of over-aligned element type.
5490 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5493 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5494 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5496 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5498 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5500 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5502 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5503 * var-tracking.c: Include diagnostic.h.
5504 (debug_dv): New function.
5505 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5508 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5509 (add_value_chain, add_value_chains, remove_value_chain,
5510 remove_value_chains): Handle DEBUG_EXPRs.
5511 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5514 * regcprop.c (struct queued_debug_insn_change): New type.
5515 (struct value_data_entry): Add debug_insn_changes field.
5516 (struct value_data): Add n_debug_insn_changes field.
5517 (debug_insn_changes_pool): New variable.
5518 (free_debug_insn_changes, apply_debug_insn_changes,
5519 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5520 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5521 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5523 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5525 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5526 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5527 changes, call cprop_find_used_regs via note_stores.
5528 (copyprop_hardreg_forward): When copying vd from predecessor
5529 which has any queued DEBUG_INSN changes, make sure the pointers are
5530 cleared. At the end call df_analyze and then if there are any
5531 DEBUG_INSN changes queued at the end of some basic block for still
5532 live registers, apply them.
5533 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5535 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5537 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5540 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5542 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5543 targets. Set the default with_cpu/with_arch from arch/cpu.
5544 Allow x86-64 and native for with_cpu/with_arch.
5546 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5548 * ebitmap.c: Change calls to verify_popcount with calls to
5549 sbitmap_verify_popcount.
5550 (ebitmap_clear_bit): Fixed map->cacheindex test and
5551 map>cache update when bit clearing results in an empty
5554 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5557 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5558 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5559 and support both V2DF and V2DI modes.
5560 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5561 support both V2DF and V2DI modes.
5562 (general): Delete trailing whitespace from a few patterns.
5564 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5565 V2DF/V2DI interleave high/low builtins.
5567 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5570 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5571 interleave high/low functions.
5573 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5575 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5576 #pragma extern_prefix.
5578 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5581 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5582 BLKmode, assert op0 is a MEM and just adjust its mode.
5585 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5586 if bitpos isn't multiple of mode's bitsize.
5588 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5590 * c.opt (-ftemplate-depth=): New.
5591 (-ftemplate-depth-): Deprecate.
5592 * optc-gen.awk: Handle -ftemplate-depth=.
5593 * opth-gen.awk: Likewise.
5594 * c-opts.c (c_common_handle_option): Likewise.
5595 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5597 2010-02-24 Jason Merrill <jason@redhat.com>
5599 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5601 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5603 * cfg.c (alloc_aux_for_block): Remove inline.
5604 (alloc_aux_for_edge): Likewise.
5606 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5608 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5610 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5612 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5613 * config/i386/sol2-gas.h: New file.
5614 * config.gcc (i[34567]86-*-solaris2*): Use it.
5616 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5619 * c-typeck.c (ep_convert_and_check): New.
5620 (build_conditional_expr): Use it.
5621 (build_binary_op): Likewise.
5623 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5625 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5628 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5629 bounds even for -O+.
5630 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5631 expr needs to have DECL_NAME set.
5633 2010-02-24 Nick Clifton <nickc@redhat.com>
5635 * config/mep/mep.c: Include gimple.h.
5636 (mep_function_uses_sp): Delete unused function.
5637 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5638 parameters. Use unsigned integers to count args. Return a
5639 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5641 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5644 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5645 greater or equal to nelt instead of 2 * nelt.
5646 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5649 2010-02-23 Jason Merrill <jason@redhat.com>
5652 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5653 in cfun->local_decls even if they have register types.
5656 * stor-layout.c (place_field): Don't warn about unnecessary
5657 DECL_PACKED if the type is packed.
5659 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5662 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5663 GOTOFF relocs, even when the base reg isn't pic pointer.
5665 2010-02-23 Michael Matz <matz@suse.de>
5668 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5669 (expand_gimple_basic_block): Generate and use debug temps if there
5670 are debug uses left after the last real use of TERed ssa names.
5671 Unlink debug immediate uses when they are expanded.
5673 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5676 * config/i386/i386.c (override_options): Reorganise to provide
5677 better error messages.
5679 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5682 * graphite-scop-detection.c (create_single_exit_edge): Move
5683 the call to find_single_exit_edge to....
5684 (create_sese_edges): ...here. Don't handle multiple edges
5685 exiting the function.
5686 (build_graphite_scops): Don't handle multiple edges
5687 exiting the function.
5689 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5692 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5693 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5695 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5698 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5700 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5703 * c-typeck.c (convert_arguments): Print declaration location.
5704 * c-common.c (validate_nargs): Rename as
5705 builtin_function_validate_nargs.
5706 (check_builtin_function_arguments): Update.
5708 2010-02-22 Richard Guenther <rguenther@suse.de>
5711 * tree-inline.c (declare_return_variable): Use the type of
5712 the call stmt lhs if available.
5714 2010-02-22 Duncan Sands <baldrick@free.fr>
5716 * passes.c (register_pass): Always consider all pass lists when
5717 ref_pass_instance_number is zero.
5719 2010-02-22 Richard Guenther <rguenther@suse.de>
5721 PR tree-optimization/42749
5722 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5723 parameter. Do arithmetic in the original type.
5724 (update_accumulator_with_ops): Likewise.
5725 (adjust_accumulator_values): Adjust.
5727 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5729 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5730 (QI to BLKmode splitter): New splitter.
5732 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5734 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5735 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5737 2010-02-22 Richard Guenther <rguenther@suse.de>
5739 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5741 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5743 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5744 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5745 ($(T)crti.o, $(T)crtn.o): Remove rules.
5747 2010-02-21 Tobias Burnus <burnus@net-b.de>
5750 * doc/invoke.texi (-fassociative-math): Document that this
5751 option is automatically enabled for Fortran.
5753 2010-02-20 David S. Miller <davem@davemloft.net>
5755 * configure.ac: Test if linker and assembler properly support
5756 GOTDATA_OP relocations.
5757 * configure: Rebuild.
5758 * config.in: Likewise.
5759 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5760 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5761 (movsi_high_pic): Likewise.
5762 (movdi_lo_sum_pic): Likewise.
5763 (movdi_high_pic): Likewise.
5764 (movsi_pic_gotdata_op): New pattern.
5765 (movdi_pic_gotdata_op): Likewise.
5766 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5767 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5769 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5772 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5773 attribute to ssemul.
5774 (xop_mulv2div2di3_high): Ditto.
5776 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5779 * c.opt (Wconversion-null): New option.
5780 * doc/invoke.texi (Wconversion-null): Document.
5782 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5784 * common.opt (Wlarger-than-): Add Undocumented.
5786 2010-02-19 Mike Stump <mikestump@comcast.net>
5788 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5790 2010-02-19 Jason Merrill <jason@redhat.com>
5793 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5794 * configure: Likewise.
5796 2010-02-20 Alan Modra <amodra@gmail.com>
5799 * cgraph.h (cgraph_make_decl_local): Declare.
5800 * cgraph.c (cgraph_make_decl_local): New function.
5801 (cgraph_make_node_local): Use it.
5802 * cgraphunit.c (cgraph_function_versioning): Likewise.
5803 * ipa.c (function_and_variable_visibility): Likewise.
5805 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5808 * except.c (sjlj_emit_function_enter): Don't call
5809 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5811 * rtl.h (add_reg_br_prob_note): Remove prototype.
5813 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5816 * c-common.c (conversion_warning): Remove widening conversions
5817 before checking the conversion of integers to reals.
5819 2010-02-19 Mike Stump <mikestump@comcast.net>
5822 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5825 * cgraphunit.c (process_function_and_variable_attributes): Check
5826 DECL_PRESERVE_P instead of looking up attribute "used".
5827 * ipa-pure-const.c (check_decl): Likewise.
5828 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5829 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5830 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5831 instead of attribute "used".
5832 * config/sol2-c.c (solaris_pragma_init): Likewise.
5833 (solaris_pragma_fini): Likewise.
5835 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5837 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5838 Use XCNEW instead of xcalloc.
5839 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5840 XNEW instead of xmalloc.
5841 (get_fields): Use XNEWVEC instead of xmalloc.
5844 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5845 populate vars array.
5846 (create_new_general_access): For debug stmts just reset value.
5847 (get_stmt_accesses): For accesses within debug stmts just record them
5848 using add_access_to_acc_sites instead of preventing the peeling or
5849 counting them as accesses.
5852 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5854 2010-02-19 Richard Guenther <rguenther@suse.de>
5856 PR tree-optimization/42916
5857 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5860 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5862 * configure.ac: Replace all uses of changequote in macro arguments
5863 with proper quoting.
5865 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5868 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5870 2010-02-19 Richard Guenther <rguenther@suse.de>
5872 PR tree-optimization/42944
5873 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5874 test for aliasing with errno.
5876 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5879 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5880 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5881 * dojump.c: Include output.h.
5882 (inv): New inline function.
5883 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5884 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5885 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5886 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5887 argument, pass it down to other calls.
5888 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5889 add REG_BR_PROB note to the conditional jump.
5890 * cfgexpand.c (add_reg_br_prob_note): Removed.
5891 (expand_gimple_cond): Don't call it, add the probability
5892 as last argument to jumpif_1/jumpifnot_1.
5893 * Makefile.in (dojump.o): Depend on output.h.
5894 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5896 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5897 * stmt.c (do_jump_if_equal): Likewise.
5898 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5899 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5900 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5902 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5903 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5904 jumpifnot_1 callers.
5905 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5907 (store_expr): Adjust jumpifnot caller.
5908 (store_constructor): Adjust jumpif caller.
5911 * gimplify.c (gimple_boolify): For __builtin_expect call
5912 gimple_boolify also on its first argument.
5914 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5916 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5918 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5919 * configure: Regenerated.
5921 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5923 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5924 lang_hooks.types_compatible_p instead of comptypes.
5926 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5928 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5929 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5930 if __prefer_thumb__ is defined.
5932 2010-02-18 Martin Jambor <mjambor@suse.cz>
5934 PR tree-optimization/43066
5935 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5936 array with zero-sized element type.
5938 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5940 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5941 rtx, allocate struct var_loc_node here and return it to the
5942 caller, and only if it is actually needed.
5943 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5944 move it earlier and return immediately if it returns NULL.
5946 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5948 * config/sparc/gas.h: New file. Restore
5949 TARGET_ASM_NAMED_SECTION to its ELF default.
5950 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5952 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5953 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5954 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5955 after sparc/sysv4.h.
5957 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5959 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5961 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5963 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5964 patterns from predicated pattern.
5966 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5969 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5970 for insn mnemonic suffix.
5972 2010-02-17 Richard Guenther <rguenther@suse.de>
5974 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5977 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5980 * caller-save.c (save_call_clobbered_regs): If BB ends with
5981 a DEBUG_INSN, move any notes in between last real insn and the last
5982 DEBUG_INSN after the last DEBUG_INSN.
5984 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5986 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5987 Fix return type. Fix argument type. Explain meaning of return value.
5989 2010-02-16 Richard Guenther <rguenther@suse.de>
5991 PR tree-optimization/41043
5992 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5993 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5995 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5997 2010-02-16 Ira Rosen <irar@il.ibm.com>
5999 PR tree-optimization/43074
6000 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6001 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6002 vectorizable cycles in hybrid SLP check.
6003 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6005 2010-02-16 Richard Guenther <rguenther@suse.de>
6007 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6008 (true_dependence): If memrefs_conflict_p computes must-alias
6009 trust it. Move TBAA check after offset-based disambiguation.
6010 (canon_true_dependence): Likewise.
6012 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6014 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6015 * doc/invoke.texi: Document it.
6016 * var-tracking.c: Include toplev.h and params.h.
6017 (vt_find_locations): Return bool indicating success. Compute
6018 hash sizes unconditionally. Check new parameter, report.
6019 (variable_tracking_main_1): Check vt_find_locations results and
6020 retry. Renamed from...
6021 (variable_tracking_main): ... this. New wrapper to preserve
6022 flag_var_tracking_assignments.
6023 * Makefile.in (var-tracking.o): Adjust dependencies.
6025 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6026 Jakub Jelinek <jakub@redhat.com>
6029 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6030 if weak_import attribute is present.
6031 * config/darwin.c (machopic_select_section): Likewise.
6033 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6035 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6036 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6037 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6038 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6040 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6043 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6046 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6047 Rewrite text to refer to the names.
6049 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6051 * config/i386/i386-builtin-types.def
6052 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6053 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6054 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6055 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6056 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6057 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6058 IX86_BUILTIN_VPERMIL2PS256.
6059 (MULTI_ARG_4_DF2_DI_I): Defined.
6060 (MULTI_ARG_4_DF2_DI_I1): Defined.
6061 (MULTI_ARG_4_SF2_SI_I): Defined.
6062 (MULTI_ARG_4_SF2_SI_I1): Defined.
6063 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6064 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6065 __builtin_ia32_vpermil2ps256.
6066 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6067 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6068 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6069 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6070 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6071 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6072 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6073 CODE_FOR_xop_vpermil2v8sf3.
6074 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6075 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6076 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6077 (_mm256_permute2_pd): New.
6078 (_mm_permute2_ps): New.
6079 (_mm256_permute2_ps): New.
6081 2010-02-15 Nick Clifton <nickc@redhat.com>
6083 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6084 boolean parameters. Use emit_jump_insn when emitting a pop
6085 instruction containing a return insn.
6086 (push): Use 'true' rather than '1' as second parameter to F.
6087 (h8300_expand_prologue): Likewise.
6088 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6089 (h8300_expand_epilogue): Likewise.
6091 2010-02-15 Richard Guenther <rguenther@suse.de>
6094 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6097 2010-02-15 Nick Clifton <nickc@redhat.com>
6099 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6102 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6104 * intl.c (fake_ngettext): New function.
6105 * intl.h (fake_ngettext): Declare.
6106 (ngettext): Define macro.
6107 * collect2.c (notice_translated): New function.
6108 (main): Use notice_translated and ngettext.
6109 * collect2.h (notice_translated): Declare.
6111 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6113 * reorg.c (delete_computation): Comment fixes.
6114 * caller-save.c (setup_save_areas): Idem.
6115 * sel-sched-dump.c (dump_lv_set): Idem.
6118 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6120 * config/s390/s390.c (s390_sched_init): New function.
6121 (TARGET_SCHED_INIT): Target hook defined.
6123 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6124 Jack Howarth <howarth@bromo.med.uc.edu>
6125 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6128 Partial revert of unintended change in fix for PR41605.
6129 * config/darwin.h: Fix typo.
6130 * config/darwin9.h: Same.
6132 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6134 * c-pch.c (pch_init): Clear v.
6136 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6139 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6140 graphite_can_represent_init for MULT_EXPR.
6142 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6146 * graphite-sese-to-poly.c (remove_phi): New.
6147 (translate_scalar_reduction_to_array): Call remove_phi.
6149 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6152 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6153 * graphite-clast-to-gimple.h (gloog): Update declaration.
6154 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6155 * graphite-poly.h (struct poly_bb): Add missing comments.
6156 (struct scop): Add poly_scop_p field.
6158 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6159 * graphite.c (graphite_transform_loops): Build the polyhedral
6160 representation for each scop before code generation.
6161 * sese.c (rename_variables_in_operand): Removed.
6162 (rename_variables_in_expr): Return the renamed expression.
6163 (rename_sese_parameters): New.
6164 * sese.h (rename_sese_parameters): Declared.
6166 2010-02-11 Richard Guenther <rguenther@suse.de>
6168 PR tree-optimization/42998
6169 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6170 POINTER_PLUS_EXPR properly.
6172 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6173 Changpeng Fang <changpeng.fang@amd.com>
6176 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6177 the cost of an IV candidate when the IV is used in a test against zero.
6179 * gcc.dg/tree-ssa/ivopts-3.c: New.
6181 2010-02-11 Richard Guenther <rguenther@suse.de>
6184 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6185 pointer-vs-decl case by swapping refs. Handle some cases
6186 of pointer-vs-decl disambiguations more conservatively.
6187 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6188 to false after expanding.
6190 2010-02-11 Richard Guenther <rguenther@suse.de>
6193 * gcc.c (process_command): Handle LTO file@offset case more
6196 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6198 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6199 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6201 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6203 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6204 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6205 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6206 Optimize eq/ne comparisons when both arguments are known to be
6208 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6209 Don't mask operands unnecessarily if they are known to be already
6212 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6214 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6217 2010-02-10 Richard Guenther <rguenther@suse.de>
6219 PR tree-optimization/43017
6220 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6221 for wrapping signed arithmetic.
6223 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6226 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6227 if no debug info should be emitted for it.
6229 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6231 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6232 note when flag_exceptions is set.
6234 2010-02-10 Duncan Sands <baldrick@free.fr>
6236 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6238 2010-02-10 Richard Guenther <rguenther@suse.de>
6241 * tree.c (get_unwidened): Handle constants.
6242 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6244 2010-02-10 Martin Jambor <mjambor@suse.cz>
6247 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6248 check for variable argument counts independently.
6250 2010-02-10 Christian Bruel <christian.bruel@st.com>
6253 * config/sh/sh.c (find_barrier): Increase length for non delayed
6254 conditional branches.
6256 2010-02-10 Christian Bruel <christian.bruel@st.com>
6258 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6260 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6262 * builtins.c (set_builtin_user_assembler_name): Also handle
6263 ffs if int is smaller than word.
6265 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6268 * ira-conflicts.c (get_dup): Remove.
6269 (process_reg_shuffles): Add new parameter. Use it as an
6270 additional guard for copy generation.
6271 (add_insn_allocno_copies): Rewrite.
6273 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6275 * common.opt (fsched2-use-traces): Preserved for backward
6277 * doc/invoke.texi: Remove the documentation about option
6278 -fsched2-use-traces.
6279 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6280 flag_sched2_use_traces.
6281 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6282 the backward compatibility flag section.
6284 2010-02-09 Richard Guenther <rguenther@suse.de>
6286 PR tree-optimization/43008
6287 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6288 make HEAP variables initialized from global memory if they
6289 are not known builtin functions.
6290 (find_func_aliases): Adjust.
6292 2010-02-09 Richard Guenther <rguenther@suse.de>
6294 PR tree-optimization/43000
6295 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6296 arithmetic manually.
6298 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6300 PR tree-optimization/42931
6301 * tree-loop-linear.c (try_interchange_loops): Don't call
6302 double_int_mul if estimated_loop_iterations failed.
6304 2010-02-08 Martin Jambor <mjambor@suse.cz>
6307 * tree-sra.c (build_accesses_from_assign): Do not mark in
6308 should_scalarize_away_bitmap if stmt has volatile ops.
6309 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6312 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6314 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6316 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6318 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6321 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6324 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6326 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6329 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6330 to unknown_dependence.
6331 (graphite_legal_transform_dr): Handle the unknown_dependence.
6332 (graphite_carried_dependence_level_k): Same.
6334 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6336 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6338 2010-02-07 Richard Guenther <rguenther@suse.de>
6341 * expr.c (get_inner_reference): Always initialize *pbitsize.
6343 2010-02-07 Richard Guenther <rguenther@suse.de>
6346 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6347 new ARRAY_REFs on variable size element or minimal index arrays.
6349 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6350 gimple_fold_indirect_ref.
6352 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6355 * arm.c (arm_override_options): Just return if the user has specified
6356 an invalid fpu name.
6358 2010-02-03 Jason Merrill <jason@redhat.com>
6361 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6362 i386_pe_maybe_record_exported_symbol.
6364 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6367 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6368 (pa_delegitimize_address): New function.
6370 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6372 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6373 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6375 2010-02-05 Richard Guenther <rguenther@suse.de>
6378 * lto-streamer-in.c (get_resolution): Deal with references
6379 to undefined functions.
6381 2010-02-05 Richard Guenther <rguenther@suse.de>
6383 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6384 (fold_const_aggregate_ref): Likewise.
6385 (ccp_fold_stmt): Substitute loads.
6386 (maybe_fold_reference): Verify types before substituting.
6388 (fold_gimple_assign): Unshare properly.
6389 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6391 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6393 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6394 for rs6000_gen_cell_microcode.
6396 2010-02-04 Richard Guenther <rguenther@suse.de>
6398 PR rtl-optimization/42952
6399 * dse.c (const_or_frame_p): Remove MEM handling.
6401 2010-02-04 Nick Clifton <nickc@redhat.com>
6403 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6404 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6405 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6406 (mn10300_asm_output_mi_thunk): New function.
6407 (mn10300_can_output_mu_thunk): New function.
6408 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6409 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6410 (FUNCTION_ARG): Delete incorrect comment.
6412 2010-02-03 Jason Merrill <jason@redhat.com>
6415 * fold-const.c (operand_equal_p): Handle erroneous types.
6417 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6419 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6421 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6423 PR rtl-optimization/42941
6424 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6427 2010-02-03 Jason Merrill <jason@redhat.com>
6430 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6432 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6435 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6436 (cselib_reset_table): Renamed from...
6437 (cselib_reset_table_with_next_value): ... this.
6438 (cselib_get_next_uid): Renamed from...
6439 (cselib_get_next_unknown_value): ... this.
6440 * cselib.c (next_uid): Renamed from...
6441 (next_unknown_value): ... this.
6442 (cselib_clear_table): Adjust.
6443 (cselib_reset_table): Adjust. Renamed from...
6444 (cselib_reset_table_with_next_value): ... this.
6445 (cselib_get_next_uid): Adjust. Renamed from...
6446 (cselib_get_next_unknown_value): ... this.
6447 (get_value_hash): Use hash.
6448 (cselib_hash_rtx): Likewise.
6449 (new_cselib_val): Adjust. Set and dump uid.
6450 (cselib_lookup_mem): Pass next_uid as hash.
6451 (cselib_subst_to_values): Likewise.
6452 (cselib_log_lookup): Dump uid.
6453 (cselib_lookup): Pass next_uid as hash. Adjust.
6454 (cselib_process_insn): Adjust.
6455 (cselib_init): Initialize next_uid.
6456 (cselib_finish): Adjust.
6457 (dump_cselib_table): Likewise.
6458 * dse.c (canon_address): Dump value uid.
6459 * print-rtl.c (print_rtx): Print value uid.
6460 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6462 (dv_uid): New function, sort of renamed from...
6463 (dv_htab_hash): ... this, reimplemented in terms of it and...
6464 (dv_uid2hash): ... this. New.
6465 (variable_htab_eq): Drop excess assertions.
6466 (tie_break_pointers): Removed.
6467 (canon_value_cmp): Compare uids.
6468 (variable_post_merge_New_vals): Print uids.
6469 (vt_add_function_parameters): Adjust.
6470 (vt_initialize): Reset table. Adjust.
6472 2010-02-03 Richard Guenther <rguenther@suse.de>
6474 PR tree-optimization/42944
6475 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6476 (call_may_clobber_ref_p_1): Likewise. Properly handle
6477 malloc and calloc clobbering errno.
6479 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6481 * doc/invoke.texi: Fix name of sched1 dump.
6483 * opts.c (decode_options): Set flag_tree_switch_conversion
6484 only conditionally on optimize >= 2.
6486 * gcse.c: Assorted comment fixes in pass description.
6488 2010-02-03 Anthony Green <green@moxielogic.com>
6490 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6491 nop padding in order to maintain alignment of storage location of
6492 target function address.
6493 (moxie_trampoline_init): Store target function address at newly
6495 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6497 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6499 2010-02-03 Richard Guenther <rguenther@suse.de>
6502 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6504 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6506 * config.gcc: Reenable check for obsolete targets.
6507 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6508 mips-sgi-irix6.[0-4]*.
6510 2010-02-02 Nick Clifton <nickc@redhat.com>
6512 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6513 constant size of 4 as being the same as 0.
6514 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6515 can take values in the range 0..4.
6517 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6520 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6521 as _darwin10_Unwind_FindEnclosingFunction().
6522 * libgcc-libsystem.ver: New.
6524 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6527 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6528 implicitly set registers.
6530 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6532 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6533 (arm_override_options): Allow automatic selection of the thread
6534 pointer register if thumb2.
6535 (legitimize_pic_address): Improve code sequences for Thumb2.
6536 (arm_call_tls_get_addr): Likewise.
6537 (legitimize_tls_address): Likewise.
6538 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6539 (pic_load_addr_32bit): ... this. New named pattern.
6540 * thumb2.md (pic_load_addr_thumb2): Delete.
6541 (pic_load_dot_plus_four): Delete.
6542 (tls_load_dot_plus_four): New named pattern.
6544 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6547 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6548 Document fix for TLS bug.
6550 2010-01-31 Richard Guenther <rguenther@suse.de>
6552 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6553 conservatively correct.
6555 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6559 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6561 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6563 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6565 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6567 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6569 * config.gcc: Adjust order of makefile fragments for mingw targets.
6571 2010-01-31 Richard Guenther <rguenther@suse.de>
6574 * gimplify.c (gimplify_init_constructor): For volatile LHS
6575 initialize a temporary.
6577 2010-01-31 Matthias Klose <doko@ubuntu.com>
6579 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6581 * configure: Regenerate.
6583 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6585 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6586 the same alias set and their sizes different constantness.
6587 (aliasing_component_refs_p): Revert 2009-10-24 change.
6589 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6591 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6594 2010-01-29 Richard Guenther <rguenther@suse.de>
6596 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6597 Assert we successfully updated the call.
6599 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6601 PR rtl-optimization/42889
6602 * df.h (df_set_bb_dirty_nonlr): New prototype.
6603 * df-core.c (df_set_bb_dirty_nonlr): New function.
6604 * df-scan.c (df_insn_rescan): Call it instead of
6605 df_set_bb_dirty for DEBUG_INSNs.
6607 2010-01-29 Richard Guenther <rguenther@suse.de>
6610 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6611 quadratic behavior in most cases.
6613 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6616 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6617 in the call to gen_x86_movsicc_0_m1.
6619 2010-01-28 Richard Guenther <rguenther@suse.de>
6621 PR tree-optimization/42871
6622 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6624 2010-01-28 Richard Guenther <rguenther@suse.de>
6626 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6627 into call arguments.
6629 2010-01-28 Richard Guenther <rguenther@suse.de>
6632 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6633 the forwarder if the destination is an EH landing pad.
6635 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6637 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6638 block list passed to gimple_duplicate_sese_tail.
6639 (parallelize_loops): Avoid parallelization when the function
6641 Avoid parallelization when the preheader is IRREDUCIBLE.
6642 Try to optimize when estimated_loop_iterations_int is unresolved.
6643 Add the loop's location to the dump file.
6644 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6645 (gimple_duplicate_sese_tail): Remove the check for the latch.
6646 Redirect nexits to the exit block.
6647 Remove handling of the incoming edges to the latch.
6648 Redirect the backedge from the copied latch to the exit bb.
6650 2010-01-28 Michael Matz <matz@suse.de>
6653 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6654 Wrap force_reg into a sequence, emit it before user.
6656 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6658 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6660 (arm_legacy_rev): Likewise.
6661 (thumb_legacy_rev): Likewise.
6663 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6665 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6666 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6667 on MEM's address failed, try avoid_constant_pool_reference and
6668 recurse if it returned something different.
6669 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6670 address, try avoid_constant_pool_reference and recurse if it
6671 returned something different.
6672 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6673 address and avoid_constant_pool_reference returned something
6674 different, don't set have_address.
6676 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6679 * var-tracking.c (val_store): Add modified argument, obey it.
6681 (count_uses): Move down logging of main.
6682 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6683 don't need resolution.
6684 (emit_notes_in_bb): Likewise.
6686 2010-01-27 Richard Guenther <rguenther@suse.de>
6689 * tree-inline.c (remap_decl): Delay remapping of SSA name
6690 default definitions until we need them.
6692 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6694 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6695 (rs6000_delegitimize_address): New function.
6697 * config/s390/s390.c (s390_delegitimize_address): Call
6698 delegitimize_mem_from_attrs.
6701 * tree-inline.c (cannot_copy_type_1): Removed.
6702 (copy_forbidden): Don't forbid copying of functions containing
6703 records/unions with variable length fields.
6705 2010-01-27 Christian Bruel <christian.bruel@st.com>
6709 * config/sh/sh.c (find_barrier): Increase length for non delayed
6710 conditional branches.
6712 2010-01-27 Matthias Klose <doko@ubuntu.com>
6714 * configure.ac (gnu-unique-object): Fix ldd version check.
6715 * configure: Regenerate.
6717 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6719 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6721 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6722 Test for HAVE_GNU_AS value.
6724 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6726 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6727 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6728 INT64_TYPE): Define.
6729 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6730 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6731 INT_LEAST64_TYPE): Define.
6732 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6733 UINT_LEAST64_TYPE): Define.
6734 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6735 INT_FAST64_TYPE): Define.
6736 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6737 UINT_FAST64_TYPE): Define.
6738 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6739 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6740 (SIG_ATOMIC_TYPE): Define.
6742 2010-01-26 Richard Guenther <rguenther@suse.de>
6744 * df-scan.c (df_scan_set_bb_info): Remove assert.
6745 (df_insn_rescan_debug_internal): Merge asserts.
6746 (df_install_ref): Likewise.
6747 (df_mark_reg): Use bitmap_set_range.
6748 (df_hard_reg_used_p): Remove assert.
6749 (df_hard_reg_used_count): Likewise.
6751 2010-01-26 Richard Guenther <rguenther@suse.de>
6753 PR rtl-optimization/42685
6754 * web.c (web_main): Ignore DEBUG_INSNs.
6756 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6758 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6760 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6761 Fix types of fndecl and arglist parameters.
6763 2010-01-26 Richard Guenther <rguenther@suse.de>
6766 * tree-eh.c (unsplit_eh): Skip debug insns.
6768 2010-01-26 Richard Guenther <rguenther@suse.de>
6770 PR tree-optimization/42250
6771 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6773 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6776 * omp-low.c (expand_omp_sections): Only use single_pred if
6777 l2_bb is single_pred_p.
6779 2010-01-25 Christian Bruel <christian.bruel@st.com>
6782 * config/sh/sh.c (find_barrier): Increase length for non delayed
6783 conditional branches.
6784 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6786 2010-01-24 David S. Miller <davem@davemloft.net>
6788 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6789 define if not using GAS.
6790 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6791 Likewise. Delete SECTION_MERGE code, which is only applicable
6794 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6797 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6798 mangling of va_list in system headers.
6800 2010-01-23 Toon Moene <toon@moene.org>
6802 * tree-predcom.c (combine_chains): Return NULL, not false.
6804 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6806 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6807 initialization of variable res to agree with return type.
6809 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6811 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6812 * tree-sra.c: Add include of expr.h.
6814 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6816 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6817 insert the debug stmt on the single non-EH edge from the stmt.
6819 2010-01-22 Richard Henderson <rth@redhat.com>
6822 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6823 the RHS until after generate_subtree_copies has insertted its
6824 code before the current statement.
6826 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6828 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6830 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6832 2010-01-21 Martin Jambor <mjambor@suse.cz>
6834 PR tree-optimization/42585
6835 * tree-sra.c (struct access): New field grp_total_scalarization.
6836 (dump_access): Dump the new field.
6837 (should_scalarize_away_bitmap): New variable.
6838 (cannot_scalarize_away_bitmap): Likewise.
6839 (sra_initialize): Allocate new bitmaps.
6840 (sra_deinitialize): Free new bitmaps.
6841 (create_access_1): New function.
6842 (create_access): Parts moved to create_access_1.
6843 (type_consists_of_records_p): New function.
6844 (completely_scalarize_record): Likewise.
6845 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6846 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6847 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6849 (analyze_all_variable_accesses): Completely scalarize small eligible
6852 2010-01-21 Martin Jambor <mjambor@suse.cz>
6854 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6856 2010-01-21 Andrew Haley <aph@redhat.com>
6858 * gcc.c (process_command): Move lang_specific_driver before
6859 setting cc_libexec_prefix.
6861 2010-01-21 Richard Guenther <rguenther@suse.de>
6864 * fold-const.c (negate_expr_p): Pretend only negative
6865 real constants are easily negatable.
6867 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6868 Jason Merrill <jason@redhat.com>
6870 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6871 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6872 * calls.c (initialize argument_information): Handle it.
6873 * c-common.c (handle_transparent_union_attribute): Use new name.
6874 * c-decl.c (finish_struct): Ditto.
6875 * c-typeck.c (type_lists_compatible_p): Ditto.
6876 (convert_for_assignment): Use new name and also handle record.
6877 * function.c (aggregate_value_p): Handle it.
6878 (pass_by_reference): Ditto.
6879 (assign_parm_data_types): Ditto.
6880 * print-tree.c (print_node): Ditto.
6881 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6882 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6883 * tree.c (first_field): New fn.
6885 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6888 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6889 even when linking statically, for now.
6891 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6894 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6895 without a cselib val.
6896 (count_uses): Accept MO_VAL_SET with no val on stores.
6897 (add_stores): Likewise.
6899 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6901 * var-tracking.c (check_value_val): Add a compile time assertion.
6902 (dv_is_decl_p): Simplify.
6903 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6904 gcc_assert if ENABLE_CHECKING.
6906 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6909 * var-tracking.c: Include tree-flow.h.
6910 (mem_dies_at_call): New.
6911 (dataflow_set_preserve_mem_locs): Use it.
6912 (dataflow_set_remove_mem_locs): Likewise.
6913 (dump_var): Renamed from dump_variable. Adjust all callers.
6914 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6915 * Makefile.in (var-tracking.o): Adjust deps.
6917 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6919 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6921 2010-01-20 Richard Guenther <rguenther@suse.de>
6923 PR tree-optimization/42717
6924 * tree-ssa-dce.c (get_live_post_dom): Remove.
6925 (forward_edge_to_pdom): Take an arbitrary edge to copy
6926 degenerate PHI args from.
6927 (remove_dead_stmt): Use the first post-dominator even if it
6928 does not contain live statements as redirection destination.
6930 2010-01-20 Richard Guenther <rguenther@suse.de>
6932 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6934 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6936 * sel-sched.c (create_speculation_check): Remove set but not used
6938 (try_transformation_cache): Remove set but not used variable ds.
6939 (calculate_privileged_insns): Remove set but not used variables
6940 cur_insn and min_spec_insn.
6941 (find_best_expr): Remove set but not used variable avail_n.
6942 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6944 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6946 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6947 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6950 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6953 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6954 cpu types. Add support for *-sse3 cpu types.
6955 (x86_64-*-*): Ditto.
6957 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6960 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6961 argument, call initializer_constant_valid_p_1 instead of
6962 initializer_constant_valid_p, pass CACHE to it, return NULL
6963 immediately if first call returns NULL.
6964 (initializer_constant_valid_p_1): New function.
6965 (initializer_constant_valid_p): Use it.
6967 2010-01-20 Thomas Quinot <quinot@adacore.com>
6969 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6971 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6973 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6974 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6975 (loc_list_from_tree): Don't handle unsigned division. Handle
6976 signed modulo using DW_OP_{over,over,div,mul,minus}.
6977 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6978 modulo instead of signed.
6980 2010-01-20 DJ Delorie <dj@redhat.com>
6982 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6984 (h8300_emit_stack_adjustment): Propogate it.
6986 (h8300_expand_prologue): Likewise.
6987 (h8300_expand_epilogue): Likewise.
6989 2010-01-19 Michael Matz <matz@suse.de>
6991 PR tree-optimization/41783
6992 * tree-data-ref.c (toplevel): Include flags.h.
6993 (dump_data_dependence_relation): Also dump the inputs if the
6994 result will be unknown.
6995 (split_constant_offset_1): Look through some conversions.
6996 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6997 the offset from last element is too large.
6998 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6999 (reassociate_to_the_same_stmt): Handle vector registers.
7000 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7002 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7003 wide_prolog_niters argument, emit widening instructions.
7004 (vect_do_peeling_for_alignment): Adjust caller, use widened
7005 variant of the iteration cound.
7006 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7008 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7011 * config/arm/neon-testgen.m (emit_automatics): New parameter
7012 features. Adjust for Fixed_return_reg feature.
7013 (test_intrinsic): Call emit_automatics with new feature.
7014 * config/arm/neon.ml: Update copyright years.
7015 (features): New Fixed_return_reg feature.
7016 (ops): Update feature for Vget_low.
7018 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7020 PR tree-optimization/42719
7021 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7025 * fwprop.c (all_uses_available_at): Return false if def_set dest
7026 is a REG that is used in def_insn.
7028 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7030 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7032 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7035 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7037 * target.h (struct gcc_target) <secondary_reload>: Change type
7038 of last argument to secondary_reload_info *.
7040 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7043 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7044 memory references with unaligned offsets. Remove CQImode handling.
7045 (unaligned_memory_operand): Return 1 for memory references with
7046 unaligned offsets. Remove CQImode handling.
7048 2010-01-18 Richard Guenther <rguenther@suse.de>
7051 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7054 2010-01-18 Richard Guenther <rguenther@suse.de>
7056 PR tree-optimization/42781
7057 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7058 restrict processing only if the original variable was artificial.
7060 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7062 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7063 find number of popped argument bytes.
7065 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7066 Fix the text that describes the return value for invalid insns.
7068 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7070 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7071 Clarify what 'cost of the -dependence' is. Fix quoting.
7073 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7074 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7076 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7078 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7079 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7081 2010-01-17 Richard Guenther <rguenther@suse.de>
7084 * function.c (split_complex_args): Take a VEC to modify.
7085 (assign_parms_augmented_arg_list): Build a VEC instead of
7086 a chain of PARM_DECLs.
7087 (assign_parms_unsplit_complex): Take a VEC of arguments.
7088 Do not fixup unmodified parms.
7089 (assign_parms): Deal with the VEC.
7090 (gimplify_parameters): Likewise.
7092 2010-01-17 Richard Guenther <rguenther@suse.de>
7094 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7095 node existence check.
7096 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7097 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7098 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7099 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7100 (gimple_execute_on_growing_pred): Likewise.
7102 2010-01-17 Richard Guenther <rguenther@suse.de>
7104 PR tree-optimization/42773
7105 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7106 (compute_antic_aux): Likewise.
7107 (compute_partial_antic_aux): Likewise.
7109 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7112 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7115 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7117 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7120 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7121 Fix markup for strict argument.
7123 (TARGET_SCHED_REORDER2): Fix argument types.
7125 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7126 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7128 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7129 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7131 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7134 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7135 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7136 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7137 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7138 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7140 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7142 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7144 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7145 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7147 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7149 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7152 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7154 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7155 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7157 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7159 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7161 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7162 referring to it. Fix language.
7164 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7166 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7168 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7170 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7172 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7173 '@var{stream}. Remove stray 'and'.
7175 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7177 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7179 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7181 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7182 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7184 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7185 Fix description of return value.
7186 Rename argument "sz" to "len."
7188 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7189 Clarify meaning of 'true' return value.
7191 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7193 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7194 rep_mode versus mode_rep.
7196 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7198 (TARGET_BUILTIN_DECL): Fix name.
7200 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7202 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7204 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7206 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7208 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7210 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7213 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7214 Rename argument tm_fn to md_fn.
7216 (TARGET_OPTION_PRINT): Fix argument list.
7218 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7221 * config/i386/i386.c (ix86_fixup_binary_operands):
7222 Revert FMA4 fixup of operands.
7224 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7227 * Makefile.in (write_entries_to_file, install-plugin):
7228 Use \012 instead of \n with tr.
7230 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7232 * configure.ac (HAVE_AS_REF): New C macro.
7233 * configure: Regenerate.
7234 * config.in: Likewise.
7235 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7237 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7240 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7242 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7244 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7246 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7248 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7250 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7252 (TARGET_BINDS_LOCAL_P): Fix argument type.
7254 (TARGET_ASM_FILE_END): Use prototype.
7256 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7258 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7260 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7262 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7264 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7265 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7267 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7268 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7270 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7271 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7272 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7273 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7275 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7277 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7279 (TARGET_INIT_BUILTINS): Use prototype.
7281 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7282 Put 'const char *' in braces. Fix parameter types.
7283 (TARGET_INVALID_CONVERSION): Fix parameter types.
7284 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7285 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7287 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7290 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7292 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7294 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7296 * doc/tm.texi (TARGET_HELP): Fix return type.
7298 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7299 in braces. Fix argument types.
7301 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7303 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7305 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7307 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7308 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7310 (TARGET_MANGLE_TYPE): Fix argument types.
7312 (TARGET_IRA_COVER_CLASSES): Use prototype.
7314 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7316 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7318 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7320 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7322 (TARGET_CALLEE_COPIES): Fix argument types.
7324 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7326 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7328 (TARGET_FUNCTION_VALUE): Fix argument types.
7330 (TARGET_RETURN_IN_MSB): Fix argument type.
7332 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7334 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7336 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7338 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7339 agree with return type.
7341 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7343 2010-01-15 Jing Yu <jingyu@google.com>
7345 PR rtl-optimization/42691
7346 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7347 a pseudo to a constant and are merged, and adjust comments.
7349 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7351 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7353 2010-01-15 Richard Guenther <rguenther@suse.de>
7356 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7357 labels of computed or non-local gotos to the destination.
7358 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7359 landing pad label is the first label.
7361 2010-01-15 Richard Guenther <rguenther@suse.de>
7363 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7365 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7368 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7369 to allow generation of the xssqrtdp instruction on power7.
7370 (sqrtdf2_fpr): Ditto.
7372 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7375 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7376 functions with noreturn attribute.
7379 * varasm.c (declare_weak): Add weak attribute to decl if it
7380 doesn't have one already.
7381 (assemble_external): Only add decls to weak_decls if they also
7382 have weak attribute.
7384 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7386 * var-tracking.c (var_reg_delete): Don't delete the association
7387 between REGs and values or one-part variables if the register
7390 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7393 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7394 because its first operand is a non-localized variable.
7396 2010-01-14 Martin Jambor <mjambor@suse.cz>
7398 PR tree-optimization/42706
7399 * tree-sra.c (encountered_recursive_call): New variable.
7400 (encountered_unchangable_recursive_call): Likewise.
7401 (sra_initialize): Initialize both new variables.
7402 (callsite_has_enough_arguments_p): New function.
7403 (scan_function): Call decl and flags check only for IPA-SRA, check
7404 whether there is a recursive call and whether it has enough arguments.
7405 (all_callers_have_enough_arguments_p): New function.
7406 (convert_callers): Look for recursive calls only when
7407 encountered_recursive_call is set.
7408 (ipa_early_sra): Bail out either if
7409 !all_callers_have_enough_arguments_p or
7410 encountered_unchangable_recursive_call.
7412 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7414 * sel-sched.c: Add 2010 to copyright years.
7415 * sel-sched-ir.c: Likewise.
7416 * sel-sched-ir.h: Likewise.
7418 2010-01-14 Martin Jambor <mjambor@suse.cz>
7420 PR tree-optimization/42714
7421 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7422 constructors specially.
7424 2010-01-14 Andi Kleen <ak@linux.intel.com>
7426 * config/i386/drivers-i386.c (detect_caches_intel):
7427 Add l2sizekb parameter and fill in.
7428 (host_detect_local_cpu): Add l2sizekb, fill in.
7429 Add Atom small cache heuristic.
7431 2010-01-14 Andi Kleen <ak@linux.intel.com>
7433 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7434 Add level3 parameter and fill in.
7435 (detect_caches_intel): Handle level3 cache.
7437 2010-01-14 Andi Kleen <ak@linux.intel.com>
7439 * config/i386/drivers-i386.c (host_detect_local_cpu):
7440 Fix core duo detection.
7442 2010-01-14 Andi Kleen <ak@linux.intel.com>
7444 * config/i386/drivers-i386.c (host_detect_local_cpu):
7447 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7449 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7450 (rs6000_variable_issue_1): this. Use...
7451 (rs6000_variable_issue): here. Reimplement. Print debug info.
7453 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7455 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7456 sel_restore_notes. Update all callers. Call reemit_notes
7459 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7461 PR rtl-optimization/42246
7462 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7465 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7467 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7468 all successors is the same as number of successors in current region.
7470 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7472 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7473 to rename is not separable. Otherwise check that its LHS is not NULL.
7475 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7477 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7479 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7481 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7482 available registers when failed to discover LHS register class.
7483 Fix indentation. Update comment.
7485 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7486 Alexander Monakov <amonakov@ispras.ru>
7488 PR rtl-optimization/42389
7489 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7491 (advance_state_on_fence): Likewise.
7492 (sel_target_adjust_priority): Print debug output only when
7493 sched_verbose >= 4, not 2.
7494 (get_expr_cost): Do not issue all unique insns on the next cycle.
7495 (fill_insns): Initialize can_issue_more from the value saved
7497 * sel-sched-ir.c (flist_add): New parameter issue_more.
7498 Init FENCE_ISSUE_MORE with it.
7499 (merge_fences): Likewise.
7500 (init_fences): Update call to flist_add.
7501 (add_to_fences, add_clean_fence_to_fences)
7502 (add_dirty_fence_to_fences): Likewise.
7503 (move_fence_to_fences): Update call to merge_fences.
7504 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7506 * sel-sched-ir.h (struct _fence): New field issue_more.
7507 (FENCE_ISSUE_MORE): New accessor macro.
7509 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7511 PR rtl-optimization/42388
7512 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7513 that have no predecessors nor successors. Do not call move_bb_info
7514 for empty blocks outside of current region.
7516 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7518 PR rtl-optimization/42294
7519 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7520 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7521 originators' originators.
7523 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7525 PR rtl-optimization/39453
7526 PR rtl-optimization/42246
7527 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7529 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7531 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7532 Alexander Monakov <amonakov@ispras.ru>
7535 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7536 (maybe_tidy_empty_bb): ... here. Make static. Add new
7537 argument. Update all callers.
7538 (tidy_control_flow): ... and here. Recompute topological order
7539 of basic blocks in region if necessary.
7540 (sel_redirect_edge_and_branch): Change return type. Return true
7541 if topological order might have been invalidated.
7542 (purge_empty_blocks): Export and move from...
7543 * sel-sched.c (purge_empty_blocks): ... here.
7544 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7545 (maybe_tidy_empty_bb): Delete prototype.
7546 (purge_empty_blocks): Declare.
7548 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7550 PR rtl-optimization/42249
7551 * sel-sched.c (try_replace_dest_reg): When chosen register
7552 and original register is the same, do not bail out early, but
7553 still check all original insns for validity of replacing destination
7554 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7557 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7560 Port from no-undefined-overflow branch:
7561 2009-03-09 Richard Guenther <rguenther@suse.de>
7563 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7565 2010-01-14 Richard Guenther <rguenther@suse.de>
7568 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7570 2010-01-14 Ira Rosen <irar@il.ibm.com>
7572 PR tree-optimization/42709
7573 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7574 as scalar type in creation of constant vector operand.
7576 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7579 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7580 (check-parallel-%): Match `testsuite' directory component only
7583 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7585 PR translation/39521
7586 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7589 2010-01-13 Richard Guenther <rguenther@suse.de>
7591 PR tree-optimization/42730
7592 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7595 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7598 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7599 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7602 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7604 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7605 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7606 ___umulsi3_highpart.
7608 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7609 rather than schedule_insns if the pass is enabled.
7611 2010-01-13 Martin Jambor <mjambor@suse.cz>
7613 PR tree-optimization/42704
7614 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7617 2010-01-13 Martin Jambor <mjambor@suse.cz>
7619 PR tree-optimization/42703
7620 * tree-sra.c (analyze_access_subtree): Check that we can build a
7621 reference to the original data within the aggregate.
7623 2010-01-13 Richard Guenther <rguenther@suse.de>
7625 PR tree-optimization/42705
7626 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7628 2010-01-13 Richard Guenther <rguenther@suse.de>
7631 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7633 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7636 * var-tracking.c (values_to_unmark): New variable.
7637 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7638 values_to_unmark vector. Moved body to...
7639 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7640 instead queue it into values_to_unmark vector.
7641 (vt_find_locations): Free values_to_unmark vector.
7643 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7645 * config/s390/s390.c (override_options): Set
7646 default of max-pending-list-length to 256
7648 2010-01-13 Richard Guenther <rguenther@suse.de>
7651 * tree-pass.h (PROP_gimple_lcx): New.
7652 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7653 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7654 before the final cleanup_eh.
7655 (dump_properties): Dump PROP_gimple_lcx.
7656 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7657 (tree_lower_complex_O0): Remove.
7658 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7659 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7660 tree_lower_complex, schedule TODO_update_ssa.
7661 * lto-streamer-out.c (output_function): Stream the functions
7663 * lto-streamer-in.c (input_function): Likewise.
7664 (lto_read_body): Do not override them here.
7666 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7669 * c-typeck.c (build_c_cast): Fold value cast to union type before
7670 wrapping it in a CONSTRUCTOR.
7672 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7674 PR rtl-optimization/42699
7675 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7678 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7680 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7681 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7682 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7683 SUBTARGET_WARN_UNUSED_SPEC): ... here
7684 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7686 2010-01-12 Julian Brown <julian@codesourcery.com>
7688 * config/arm/neon-schedgen.ml (Utils): Don't try to
7689 open missing module.
7690 (find_with_result): New.
7692 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7695 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7696 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7698 PR tree-optimization/42645
7699 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7700 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7701 decl_map, set processing_debug_stmt to -1 and return name without
7704 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7706 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7707 binutils version, and reword target configuration description.
7709 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7711 * config/avr/avr.h (LINKER_NAME): Remove.
7713 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7716 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7717 that support VSX, warn for -mno-altivec if vsx is not disabled,
7720 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7721 Shujing Zhao <pearly.zhao@oracle.com>
7723 PR translation/42469
7724 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7725 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7726 character between option name and help text.
7727 * c.opt (imultilib): Likewise.
7729 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7731 * lto-streamer-out.c (output_unreferenced_globals): Output static
7734 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7736 PR rtl-optimization/42621
7737 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7738 optimizing for size.
7739 (duplicate_computed_gotos): Remove now-redundant check.
7741 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7744 * configure.ac: Save and restore LDFLAGS and LIBS
7745 * configure: Regenerate.
7747 2010-01-10 Richard Guenther <rguenther@suse.de>
7750 * builtins.c (fold_builtin_strlen): Add type argument and
7751 convert the resulting length to it.
7752 (fold_builtin_1): Adjust.
7754 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7756 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7757 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7759 (num_insns_constant_wide): Adjust for that change.
7761 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7764 * web.c (union_defs): Add used argument, to combine uses of
7766 (entry_register): Adjust type and tests of used argument.
7767 (web_main): Widen used for new use. Pass it to union_defs.
7768 * df.h (union_defs): Adjust prototype.
7770 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7773 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7774 uses in new incoming argument. Free body.
7775 (reset_debug_uses_in_loop): New.
7776 (analyze_insn_to_expand_var): Call the latter if the former found
7777 anything. Fix whitespace. Reject invalid dest overlaps before
7778 going through all insns in the loop.
7780 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7783 * haifa-sched.c (dying_use_p): Debug insns don't count.
7785 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7788 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7789 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7790 (verify_gimple_call): Reject LHS in noreturn calls.
7792 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7796 * tree-vect-loop-manip.c (adjust_info): New type.
7797 (adjust_vec): New pointer to vector.
7798 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7799 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7800 (slpeel_update_phis_for_duplicate_loop): Use them.
7801 (slpeel_update_phi_nodes_for_guard1): Likewise.
7802 (slpeel_update_phi_nodes_for_guard2): Likewise.
7803 (slpeel_tree_peel_loop_to_edge): Likewise.
7804 (vect_update_ivs_after_vectorizer): Likewise.
7806 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7808 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7809 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7811 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7813 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7814 bogus uninitialized warning.
7816 2010-01-09 Richard Guenther <rguenther@suse.de>
7819 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7820 the evolution is compatible with the initial condition.
7822 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7824 * gcc.c (process_command): Update copyright notice dates.
7825 * gcov.c (print_version): Likewise.
7826 * gcov-dump.c (print_version): Likewise.
7827 * mips-tfile.c (main): Likewise.
7828 * mips-tdump.c (main): Likewise.
7830 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7833 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7835 (rotlhi3_8): Delete.
7837 (rotlsi3_8): Delete.
7838 (rotlsi3_16): Delete.
7839 (rotlsi3_24): Delete.
7841 (*rotw<mode>3): New.
7842 (*rotb<mode>3): New.
7843 * config/avr/avr.c (avr_rotate_bytes): New function.
7844 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7846 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7849 * configure.ac: Modify -rdynamic check.
7850 * configure: Regenerate.
7852 2010-01-08 DJ Delorie <dj@redhat.com>
7854 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7855 register popping order.
7857 2010-01-08 Richard Guenther <rguenther@suse.de>
7860 * c.opt (fsigned-char): Also let LTO handle this option.
7861 (funsigned-char): Likewise.
7863 2010-01-07 Richard Guenther <rguenther@suse.de>
7865 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7866 (gimple_op): Likewise.
7867 (gimple_op_ptr): Likewise.
7868 (gimple_assign_set_lhs): Remove gcc_assert.
7869 (gimple_assign_set_rhs1): Likewise.
7870 (gimple_assign_set_rhs2): Likewise.
7871 (gimple_call_set_lhs): Likewise.
7872 (gimple_call_set_fn): Likewise.
7873 (gimple_call_set_fndecl): Likewise.
7874 (gimple_call_fndecl): Likewise.
7875 (gimple_call_return_type): Likewise.
7876 (gimple_call_set_chain): Likewise.
7877 (gimple_call_num_args): Likewise.
7878 (gimple_call_set_arg): Likewise.
7879 (gimple_cond_set_code): Likewise.
7880 (gimple_cond_set_lhs): Likewise.
7881 (gimple_cond_set_rhs): Likewise.
7882 (gimple_cond_set_true_label): Likewise.
7883 (gimple_cond_set_false_label): Likewise.
7884 (gimple_label_set_label): Likewise.
7885 (gimple_goto_set_dest): Likewise.
7886 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7887 (gimple_debug_bind_get_value): Likewise.
7888 (gimple_debug_bind_get_value_ptr): Likewise.
7889 (gimple_debug_bind_set_var): Likewise.
7890 (gimple_debug_bind_set_value): Likewise.
7891 (gimple_debug_bind_reset_value): Likewise.
7892 (gimple_debug_bind_has_value_p): Likewise.
7893 (gimple_return_retval_ptr): Remove gcc_assert.
7894 (gimple_return_retval): Likewise.
7895 (gimple_return_set_retval): Likewise.
7896 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7897 (safe_referenced_var_iterator): Remove.
7898 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7899 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7900 (fill_referenced_var_vec): Remove.
7901 (first_readonly_imm_use): Remove redundant gcc_assert.
7902 (phi_arg_index_from_use): Combine gcc_asserts.
7903 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7904 (first_imm_use_stmt): Remove redundant gcc_assert.
7905 * tree-cfg.c (verify_gimple_call): Verify function and chain
7906 operands. Verify arguments.
7907 (verify_types_in_gimple_stmt): Verify condition code and labels.
7909 2010-01-07 Richard Guenther <rguenther@suse.de>
7911 PR tree-optimization/42641
7912 * sese.c (rename_map_elt_info): Use the SSA name version, do
7915 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7917 PR tree-optimization/42625
7918 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7919 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7921 2010-01-07 Duncan Sands <baldrick@free.fr>
7923 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7925 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7928 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7929 note itself is not function_invariant_p.
7931 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7933 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7934 Do not add the DF_NOTE problem.
7935 * store-motion.c (execute_rtl_store_motion): Likewise.
7937 2010-01-07 Martin Jambor <mjambor@suse.cz>
7939 PR tree-optimization/42157
7940 * tree-sra.c (compare_access_positions): Stabilize sort if both
7941 accesses have integer types, return zero immediately if they are the
7944 2010-01-06 Richard Henderson <rth@redhat.com>
7947 * haifa-sched.c (add_to_note_list): Merge into ...
7948 (concat_note_lists): ... here, and ...
7949 (unlink_other_notes, rm_other_notes): Merge into...
7950 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7951 NOTE_INSN_EPILOGUE_BEG.
7953 2010-01-06 Richard Guenther <rguenther@suse.de>
7955 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7956 not inline regular functions into always-inline functions.
7958 2010-01-06 Nick Clifton <nickc@redhat.com>
7960 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7961 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7963 (OVERRIDE_OPTIONS): Delete.
7964 (OPTIMIZATION_OPTIONS): Define.
7965 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7966 * config/rx/rx.c (rx_handle_option): Issue an error message if
7967 -mcpu=rx200 and -fpu are used together.
7968 (rx_set_optimization_options): New function. Issue an error
7969 message if an optimization attribute attempts to reset the FPU/
7970 math optimization pairing.
7971 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7972 * config/rx/rx.opt: Set the default to 32-bit doubles.
7973 * config/rx/t-rx: Add multilibs for -nofpu option.
7974 * doc/invoke.texi: Update documentation of RX options.
7976 2010-01-06 Richard Guenther <rguenther@suse.de>
7978 * tree-ssa-pre.c (name_to_id): New global.
7979 (alloc_expression_id): Simplify SSA name handling.
7980 (lookup_expression_id): Likewise.
7981 (init_pre): Zero name_to_id.
7982 (fini_pre): Free it.
7984 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7986 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7988 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7991 * config/i386/sse.md (smaxv2di3): New.
7992 (umaxv2di3): Likewise.
7993 (sminv2di3): Likewise.
7994 (uminv2di3): Likewise.
7996 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7999 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8000 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8001 (legitimize_tls_address): Likewise.
8002 (sparc_tls_referenced_p): Likewise.
8003 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8004 and adjust calls to legitimize_pic_address.
8005 (legitimate_constant_p) Use sparc_tls_referenced_p.
8006 (legitimate_pic_operand_p): Likewise.
8007 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8008 (sparc_tls_symbol_ref_1): Delete.
8009 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8010 (legitimize_tls_address): Make static, handle CONST patterns.
8011 (legitimize_pic_address): Make static, remove unused parameter and
8012 adjust recursive calls.
8013 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8014 and adjust call to legitimize_pic_address.
8015 (sparc_output_mi_thunk): Likewise.
8017 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8018 H.J. Lu <hongjiu.lu@intel.com>
8021 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8022 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8023 operands to make them signed.
8026 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8029 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8030 GTU to GT for V4SI and V2DI.
8032 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8033 (umin<mode>3): Removed.
8035 (uminv4si3): Likewise.
8037 2010-01-05 Martin Jambor <mjambor@suse.cz>
8039 PR tree-optimization/42462
8040 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8041 current_function_decl to helper functions and macros.
8043 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8046 * flags.h: Don't include real.h.
8047 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8048 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8049 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8050 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8051 * dominance.c: Update copyright.
8052 * gimple.c (walk_gimple_op): Remove inline.
8053 * tree-ssa-reassoc.c: Include real.h.
8054 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8055 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8057 2010-01-05 Nick Clifton <nickc@redhat.com>
8059 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8060 register to push into the stack frame when the accumulator has to
8061 be saved during interrupts.
8063 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8065 * doc/invoke.texi: Remove the documentation about option
8067 * common.opt (Wunreachable-code): Preserved for backward
8069 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8070 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8071 the backward compatibility flag section.
8073 2010-01-05 Richard Guenther <rguenther@suse.de>
8075 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8077 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8080 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8082 PR tree-optimization/42508
8083 * tree-sra.c (convert_callers): Check for recursive call
8084 by comparing cgraph nodes instead of decls.
8085 (modify_function): Call ipa_modify_formal_parameters also
8086 on all same_body aliases.
8088 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8089 cgraph nodes when checking for same_body aliases.
8091 2010-01-05 Richard Guenther <rguenther@suse.de>
8093 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8094 allocation and lookup.
8095 (get_or_alloc_expr_for_constant): Likewise.
8096 (phi_translate): Sink allocation.
8098 2010-01-04 Richard Guenther <rguenther@suse.de>
8100 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8101 a new entry only if needed.
8102 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8103 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8105 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8107 (phi_translate): Handle CONSTANTs early.
8109 2010-01-04 Martin Jambor <mjambor@suse.cz>
8111 PR tree-optimization/42398
8112 * tree-sra.c (struct access): Removed flag grp_different_types.
8113 (dump_access): Do not dump the removed flag.
8114 (sort_and_splice_var_accesses): Do not set the removed flag.
8115 (sra_modify_expr): Check for type compatibility directly.
8117 2010-01-04 Martin Jambor <mjambor@suse.cz>
8119 PR tree-optimization/42366
8120 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8121 edges with variable number of parameters.
8122 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8123 flag instead of asserting it.
8124 (ipa_read_node_info): Read uses_analysis_done flag.
8126 2010-01-04 Richard Guenther <rguenther@suse.de>
8128 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8129 iterative_hash_* as intended.
8130 (vn_reference_compute_hash): Likewise. Simplify hashing
8132 (vn_reference_lookup_2): Likewise.
8133 (vn_nary_op_compute_hash): Likewise.
8134 (vn_phi_compute_hash): Likewise.
8135 (expressions_equal_p): Remove strange code.
8136 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8137 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8138 (bitmap_insert_into_set_1): Take value-id as parameter.
8139 (add_to_value): Pass it.
8140 (bitmap_insert_into_set): Likewise.
8141 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8143 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8146 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8147 (do_self_spec): For switches with SWITCH_IGNORE set set also
8148 SWITCH_IGNORE_PERMANENTLY.
8149 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8152 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8154 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8155 tree of an unreferenced global var.
8157 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8160 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8161 GTU to GT for V4SI and V2DI.
8163 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8164 (umin<mode>3): Removed.
8166 (uminv4si3): Likewise.
8168 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8171 * collect2.c (main): Turn on trace in collect2 if -v is passed
8174 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8176 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8177 description of expression operand.
8179 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8181 * configure.ac: Add install-html to target_list for Make-hooks.
8182 * configure: Regenerate.
8183 * fortran/Make-lang.in (F95_HTMLFILES): New.
8184 (fortran.html): Use it.
8185 (fortran.install-html): New.
8186 * Makefile.in (install-html): Add lang.install-html.
8187 * java/Make-lang.in (JAVA_HTMLFILES): New.
8188 (java.html): Use it.
8189 (java.install-html): New.
8190 * objc/Make-lang.in (objc.install-html): New.
8191 * objcp/Make-lang.in (obj-c++.install-html): New.
8192 * cp/Make-lang.in (c++.install-html): New.
8193 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8194 * lto/Make-lang.in (lto.install-html): New.
8196 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8199 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8201 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8203 PR rtl-optimization/41862
8204 * store-motion.c (store_killed_in_insn, compute_store_table,
8205 remove_reachable_equiv_notes, replace_store_insn,
8206 build_store_vectors): Ignore all DEBUG_INSNs.
8208 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8211 * common.opt: Add dumpdir.
8213 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8215 (option_map): Add --dumpdir.
8217 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8219 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8221 * opts.c (decode_options): Try dump_dir_name first if
8222 dump_base_name isn't an absolute path.
8223 (common_handle_option): Handle OPT_dumpdir.
8225 * toplev.c (dump_dir_name): New.
8226 (print_switch_values): Also ignore -dumpdir.
8228 * toplev.h (dump_dir_name): New.
8230 2010-01-03 Richard Guenther <rguenther@suse.de>
8232 PR tree-optimization/42589
8233 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8234 double-word expansion of bswap32.
8236 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8238 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8239 with BLOCK_FOR_INSN.
8240 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8241 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8242 noce_process_if_block): Likewise.
8243 * gcse.c (compute_local_properties, insert_expr_in_table,
8244 insert_set_in_table, canon_list_insert, find_avail_set,
8245 pre_insert_copy_insn): Likewise.
8247 * basic-block.h (BLOCK_NUM): Move from here...
8248 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8250 2010-01-03 Richard Guenther <rguenther@suse.de>
8252 PR tree-optimization/42438
8253 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8254 contains_may_not_return_call flag.
8255 (BB_MAY_NOTRETURN): New.
8256 (valid_in_sets): Trapping nary operations are not valid
8257 in blocks that may not return.
8258 (insert_into_preds_of_block): Remove check for trapping expressions.
8259 (compute_avail): Compute also BB_MAY_NOTRETURN.
8261 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8263 * doc/invoke.texi: Add 2010 to copyright years.
8265 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8267 * config/sparc/sparc.c: Fix formatting nits.
8269 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8270 Alexander Monakov <amonakov@ispras.ru>
8272 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8274 2010-01-02 Richard Guenther <rguenther@suse.de>
8277 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8278 (simplify_switch_using_ranges): Mark to be removed edges
8281 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8283 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8285 * collect2.c (scan_libraries): Add missing argument in call to
8288 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8291 * config/alpha/predicates.md (aligned_memory_operand): Return false
8293 (unaligned_memory_operand): Return true for CQImode.
8294 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8295 doesn not cross aligned SImode word boundary.
8297 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8299 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8301 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8302 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8304 2010-01-02 Richard Guenther <rguenther@suse.de>
8307 * toplev.c (compile_file): Emit LTO marker properly. Change
8309 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8311 2010-01-01 Richard Guenther <rguenther@suse.de>
8314 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8316 2010-01-01 Richard Guenther <rguenther@suse.de>
8319 * c-decl.c (grokdeclarator): For zero-size arrays force
8320 structural equality checks as layout_type does.
8322 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8324 * builtins.c: Update copyright to 2010.
8326 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8329 * lto-streamer-out.c (produce_asm): Revert the last change.
8330 (copy_function): Likewise.
8332 * lto-streamer.c (lto_get_section_name): Skip any leading
8335 2010-01-01 Richard Guenther <rguenther@suse.de>
8338 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8342 Copyright (C) 2010 Free Software Foundation, Inc.
8344 Copying and distribution of this file, with or without modification,
8345 are permitted in any medium without royalty provided the copyright
8346 notice and this notice are preserved.